17 comment:c C 1.3888640 1.1941000 0.2375810 C -1.3157090 0.2793520 -0.6512080 C -1.2680531 -1.0466980 -0.7775190 C 1.2252820 -1.8417900 0.3387890 C 1.8936710 -1.1200730 -0.5658250 C 1.9696230 0.3465500 -0.6166350 H -1.6114820 -1.7102261 0.0106440 H 1.2036420 -2.9270511 0.2892210 H 2.4106910 -1.6468450 -1.3673379 H -0.9011860 -1.5054770 -1.6887580 H -0.9814420 0.9450500 -1.4398071 H 0.7072930 -1.3842061 1.1780590 H 0.8299160 0.8596190 1.1078490 H 2.5335360 0.7594550 -1.4523270 H 1.4784640 2.2693541 0.1105570 C -1.8023760 0.9056890 0.5462010 N -2.2001910 1.4117410 1.5097220