%nproc=32 
%mem = 60GB 
%chk=2F_isomer_7.chk 
#P MN15/6-311G(2df,2p) sp IOP(3/5=12) 
 
2F_isomer_7 opt 
 
+0 1
  C      0.163209    -0.687221    -0.000000
  C     -0.163209     0.687221    -0.000000
  C     -1.515612     1.077116     0.000000
  C      1.515612    -1.077116    -0.000000
  C     -0.880643    -1.632292     0.000000
  C      0.880643     1.632292    -0.000000
  C     -2.476915     0.126455     0.000000
  C      2.476915    -0.126455    -0.000000
  C      2.180746     1.239620    -0.000000
  C     -2.180746    -1.239620    -0.000000
  F     -3.754738     0.480701     0.000000
  F      3.754738    -0.480701     0.000000
  H      1.788132    -2.120826     0.000000
  H     -1.788132     2.120826    -0.000000
  H      0.634457     2.683432     0.000000
  H     -0.634457    -2.683432    -0.000000
  H     -2.989712    -1.952223    -0.000000
  H      2.989712     1.952223     0.000000