#hf/6-31g** opt=modredundant

OPT

1 1
 O     0.086655     0.133386    -0.150088
 O    -1.636963     0.213966    -1.809353
 H    -0.149749     0.260762     0.763793
 H     0.802607    -0.484925    -0.261350
 H    -0.423645     0.140377    -0.629197
 H    -2.313930    -0.430164    -1.970372
 H    -1.720592     0.938467    -2.416119

B 1 5 S 8 0.1
1 2 F

NONVDW