#p ROCCSD(T) cc-pVTZ pop=full gfprint

G2

0,1
C
C,1,CC
X,2,1.,1,90.
H,2,CH,3,90.,1,180.,0
X,1,1.,2,90.,3,180.,0
H,1,CH,5,90.,2,180.,0

CC=1.1989086
CH=1.06216907