&GLOBAL
  PRINT_LEVEL LOW
  PROJECT H2O2_auto_excl
  RUN_TYPE ENERGY_FORCE
&END GLOBAL

&FORCE_EVAL
  METHOD FIST
  &MM
    &FORCEFIELD
      &BEND
        ATOMS H O O
        K 0.0
        KIND HARMONIC
        THETA0 1.0
      &END BEND
      &BOND
        ATOMS H O
        K 0.0
        KIND HARMONIC
        R0 1.0
      &END BOND
      &BOND
        ATOMS O O
        K 1.0
        KIND HARMONIC
        R0 1.0
      &END BOND
      &CHARGE
        ATOM O
        CHARGE -0.2
      &END CHARGE
      &CHARGE
        ATOM H
        CHARGE 0.2
      &END CHARGE
      &NONBONDED
        &LENNARD-JONES
          ATOMS H H
          EPSILON 0.0
          SIGMA 1.0
        &END LENNARD-JONES
        &LENNARD-JONES
          ATOMS H O
          EPSILON 0.0
          SIGMA 1.0
        &END LENNARD-JONES
        &LENNARD-JONES
          ATOMS O O
          EPSILON 0.0
          SIGMA 1.0
        &END LENNARD-JONES
      &END NONBONDED
    &END FORCEFIELD
    &POISSON
      PERIODIC NONE
      &EWALD
        ALPHA .36
        EWALD_TYPE NONE
        GMAX 51
      &END EWALD
    &END POISSON
  &END MM
  &SUBSYS
    &CELL
      ABC 20.0 20.0 20.0
      PERIODIC NONE
    &END CELL
    &COORD
      H  3.864   0.681   0.493
      O  3.537   1.423   0.000
      O  2.160   1.188   0.000
      H  1.832   1.930   0.493
    &END COORD
    &TOPOLOGY
      AUTOGEN_EXCLUDE_LISTS
      EXCLUDE_EI 1-4
      EXCLUDE_VDW 1-4
      &GENERATE
        CREATE_MOLECULES
        &TORSION REMOVE
          ATOMS 1 2 3 4
        &END TORSION
      &END GENERATE
    &END TOPOLOGY
  &END SUBSYS
&END FORCE_EVAL