LAMMPS data file from msi2lmp v3.8 for benzene-class2b

     12 atoms
     12 bonds
     18 angles
     24 dihedrals
      6 impropers

   2 atom types
   2 bond types
   2 angle types
   3 dihedral types
   1 improper types

    -0.014180000     9.985820000 xlo xhi
    -0.000000000    10.000000000 ylo yhi
   -10.000000000     0.000000000 zlo zhi

Masses

   1   1.007970
   2  12.011150

Pair Coeffs

   1   0.0200000000   2.9950000000 
   2   0.0640000000   4.0100000000 

Bond Coeffs

  1     1.0982   372.8251  -803.4526   894.3173 
  2     1.4170   470.8361  -627.6179  1327.6345 

Angle Coeffs

  1   117.9400    35.1558   -12.4682     0.0000 
  2   118.9000    61.0226   -34.9931     0.0000 

Dihedral Coeffs

  1     0.0000    0.0000    3.9661    0.0000    0.0000    0.0000
  2     0.0000    0.0000    1.8769    0.0000    0.0000    0.0000
  3     8.3667    0.0000    1.1932    0.0000    0.0000    0.0000

Improper Coeffs

  1     4.8912     0.0000 

BondBond Coeffs

  1     1.0795     1.0982     1.4170 
  2    68.2856     1.4170     1.4170 

BondAngle Coeffs

  1    24.2183    20.0033     1.0982     1.4170 
  2    28.8708    28.8708     1.4170     1.4170 

AngleAngle Coeffs

  1     0.0000     0.0000     0.0000   117.9400   118.9000   117.9400 

AngleAngleTorsion Coeffs

  1    -4.8141   117.9400   118.9000 
  2     0.3598   117.9400   117.9400 
  3     0.0000   118.9000   118.9000 

EndBondTorsion Coeffs

1     0.0000    -0.4669     0.0000     0.0000    -6.8958     0.0000     1.0982     1.4170 
2     0.0000    -0.6890     0.0000     0.0000    -0.6890     0.0000     1.0982     1.0982 
3    -0.1185     6.3204     0.0000    -0.1185     6.3204     0.0000     1.4170     1.4170 

MiddleBondTorsion Coeffs

  1     0.0000    -1.1521     0.0000     1.4170 
  2     0.0000     4.8228     0.0000     1.4170 
  3    27.5989    -2.3120     0.0000     1.4170 

BondBond13 Coeffs

  1    -6.2741     1.0982     1.4170 
  2    -1.7077     1.0982     1.0982 
  3    53.0000     1.4170     1.4170 

AngleTorsion Coeffs

  1     0.0000     2.7147     0.0000     0.0000     2.5014     0.0000   117.9400   118.9000 
  2     0.0000     2.4501     0.0000     0.0000     2.4501     0.0000   117.9400   117.9400 
  3     1.9767     1.0239     0.0000     1.9767     1.0239     0.0000   118.9000   118.9000 

Atoms

      1      1   1  0.102000     2.500000000     5.000000000    -5.000000000
      2      1   2 -0.102000     3.594720000     5.000000000    -5.000000000
      3      1   2 -0.102000     4.290270000     6.204730000    -5.000000000
      4      1   2 -0.102000     5.681370000     6.204730000    -5.000000000
      5      1   2 -0.102000     6.376920000     5.000000000    -5.000000000
      6      1   2 -0.102000     5.681370000     3.795270000    -5.000000000
      7      1   2 -0.102000     4.290270000     3.795270000    -5.000000000
      8      1   1  0.102000     7.471640000     5.000000000    -5.000000000
      9      1   1  0.102000     3.742910000     7.152785000    -5.000000000
     10      1   1  0.102000     6.228730000     7.152785000    -5.000000000
     11      1   1  0.102000     6.228730000     2.847215000    -5.000000000
     12      1   1  0.102000     3.742910000     2.847215000    -5.000000000

Bonds

     1   1      1      2
     2   2      2      3
     3   2      2      7
     4   2      3      4
     5   1      9      3
     6   2      4      5
     7   1     10      4
     8   1      8      5
     9   2      5      6
    10   2      6      7
    11   1     11      6
    12   1     12      7

Angles

     1   1      1      2      3
     2   1      1      2      7
     3   2      3      2      7
     4   2      2      3      4
     5   1      9      3      2
     6   1      9      3      4
     7   2      3      4      5
     8   1     10      4      3
     9   1     10      4      5
    10   1      8      5      4
    11   2      4      5      6
    12   1      8      5      6
    13   2      5      6      7
    14   1     11      6      5
    15   1     11      6      7
    16   2      2      7      6
    17   1     12      7      2
    18   1     12      7      6

Dihedrals

     1   1      1      2      3      4
     2   2      1      2      3      9
     3   3      7      2      3      4
     4   1      9      3      2      7
     5   1      1      2      7      6
     6   2      1      2      7     12
     7   3      3      2      7      6
     8   1     12      7      2      3
     9   3      2      3      4      5
    10   1     10      4      3      2
    11   1      9      3      4      5
    12   2      9      3      4     10
    13   1      8      5      4      3
    14   3      3      4      5      6
    15   2     10      4      5      8
    16   1     10      4      5      6
    17   3      4      5      6      7
    18   1     11      6      5      4
    19   1      8      5      6      7
    20   2      8      5      6     11
    21   3      5      6      7      2
    22   1     12      7      6      5
    23   1     11      6      7      2
    24   2     11      6      7     12

Impropers

     1   1      1      2      3      7 
     2   1      9      3      4      2 
     3   1     10      4      5      3 
     4   1      8      5      4      6 
     5   1     11      6      7      5 
     6   1     12      7      6      2