LAMMPS Atom File

         3 atoms
         2 bonds
         1 angles
         0 dihedrals
        3 atom types
        2 bond types
        1 angle types

  0.000000 100.00     xlo xhi
  0.000000 100.00     ylo yhi
  -100.000000 120.0     zlo zhi

Masses

    1    15.994000
    2    1.007940
    3    28.085000

Atoms

      1    1 1 -0.710000 0.000000 0.000000 8.056193
      2    1 3 0.310000 0.000000 0.000000 6.546193
      3    1 2 0.400000 0.277602 -0.901021 8.389507

Bonds

1      1      3      1
2      2      1      2

Angles

1      1      2      1      3