%nproc=32 
%mem = 60GB 
%chk=2F_isomer_9.chk 
#P MN15/6-311G(2df,2p) sp IOP(3/5=12) 
 
2F_isomer_9 opt 
 
+0 1
  C      0.254669    -1.085891    -0.000000
  C      0.203754     0.324164    -0.000000
  C     -1.034081     0.991382    -0.000000
  C      1.503311    -1.736630     0.000000
  C     -0.961456    -1.796351     0.000000
  C      1.426298     1.015035    -0.000001
  C     -2.166023     0.251395    -0.000000
  C      2.656192    -1.018199     0.000000
  C     -2.153982    -1.146863     0.000000
  C      2.623460     0.385237    -0.000000
  F      1.381794     2.340390     0.000001
  F     -3.345544     0.854509     0.000000
  H     -1.082348     2.067259    -0.000000
  H      1.528945    -2.815600     0.000000
  H     -0.933788    -2.875439     0.000000
  H      3.610419    -1.520775     0.000001
  H     -3.092113    -1.678159     0.000000
  H      3.529773     0.968946     0.000000