19 comment:c C -0.8211940 -0.2847180 -1.5920891 C -0.9480370 -0.3211290 1.4696389 C 1.6367090 -0.2620330 -1.1288190 C 0.3874060 -0.8481740 -1.6390769 H 2.5253079 -0.8832840 -1.2354820 H 0.4787420 -1.8425480 -2.0748730 H -1.1860870 -1.3541980 1.2182190 H -0.9789080 0.7090850 -1.1818050 C 1.7625560 0.9264340 -0.5350810 H 2.7237270 1.2744280 -0.1669280 H 0.9196930 1.5992360 -0.3999770 C 0.2856640 -0.0214020 1.8623120 H 1.0647200 -0.7747200 1.9308389 H 0.5688640 0.9958760 2.1298640 C -2.0752349 0.6676200 1.3708080 H -1.6997410 1.6969620 1.3438190 H -2.6819820 0.4997270 0.4742030 H -2.7492521 0.5819100 2.2325051 H -1.6983880 -0.7950220 -1.9807800