19
 comment:c
C 1.7504820 1.1021850 0.1703680
C -1.4159540 0.1303490 -0.9608900
C -1.4646250 -1.1876650 -1.1311020
C 1.5726399 -1.9419510 0.3682370
C 2.3249230 -1.2324500 -0.4745810
C 2.1668119 0.2101500 -0.7293130
H 1.7519850 -3.0015221 0.5301560
H 3.1092019 -1.7375340 -1.0389570
H -1.4311250 -1.6284730 -2.1231799
H -1.3486240 0.8236000 -1.7935920
H 0.7495300 -1.4878761 0.9171590
H 1.5275960 0.8111600 1.1950430
H 2.4254501 0.5527560 -1.7315800
H 1.6217390 2.1511681 -0.0798850
H -1.5364600 -1.8663810 -0.2863730
C -1.4584370 0.7892270 0.3642440
O -1.5058030 1.9860409 0.5314500
O -1.4411060 -0.0785130 1.4031540
H -1.4859600 0.4726400 2.2011199