18

C   -0.755422531  -0.796459123  -1.023590391
C    0.634274834  -0.880017014  -1.075233285
C    1.406955202   0.199695367  -0.653144334
C    0.798863737   1.361204515  -0.180597909
C   -0.593166787   1.434312023  -0.133597923
C   -1.376239198   0.359205222  -0.553258516
I   -1.514344238   3.173268101   0.573601106
H    1.110906949  -1.778801728  -1.440619836
H    1.399172302   2.197767355   0.147412751
H    2.486417780   0.142466525  -0.689380574
H   -2.454252250   0.422581120  -0.512807958
H   -1.362353593  -1.630564523  -1.348743149
S   -3.112683203   6.289227834   1.226984439
H   -4.328789697   5.797771251   0.973373089
C   -2.689135032   6.703163830  -0.489062886
H   -1.684433029   7.115457372  -0.460265708
H   -2.683867206   5.816530502  -1.115183775
H   -3.365330613   7.451201412  -0.890098894