%chk=TS_Iso_195
%nproc=24
%mem=50gb
#p m062x 6-311g(d) opt=(ReadFC,ts,noeigentest,maxcycles=200,VeryTight) freq guess=read iop(1/152=200)

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0 1
C     1.047880   -1.004283   -0.021275
C     1.473972    0.205310   -0.587775
C     0.456615   -0.275909    1.001388
C     0.440763    1.087837   -0.263375
C    -0.761207    0.470389    0.379593
H     0.630033    2.143173   -0.080982
C    -1.760664   -0.392585   -0.362499
H    -1.238421    1.188685    1.045008
H    -1.260421   -0.958207   -1.151111
H    -2.540512    0.227258   -0.809067
H    -2.237132   -1.097488    0.320956
H     1.262298   -2.047976   -0.201143