12

C 0.0 1.409223 0.0
C 1.220423 0.704612 0.0
C 1.220423 -0.704612 0.0
C 0.0 -1.409223 0.0
C -1.220423 -0.704612 0.0
C -1.220423 0.704612 0.0
H 0.0 2.507609 0.0
H 2.171653 1.253805 0.0
H 2.171653 -1.253805 0.0
H 0.0 -2.507609 0.0
H -2.171653 -1.253805 0.0
H -2.171653 1.253805 0.0

