units           real
atom_style      full
bond_style      harmonic
angle_style     harmonic
dihedral_style  harmonic
improper_style  umbrella
pair_style      lj/cut/coul/long 10
kspace_style    ewald 1.0e-4

read_data final.data extra/atom/types 2 extra/bond/types 1 extra/angle/types 1 
read_data water.data add append offset 50 69 30 45 11 shift 0 0 0

write_data oil-water.data