18 comment:c C 0.5266910 1.0355610 0.5009720 C -1.8197840 0.1783250 -0.2693130 C -1.8106500 -1.1509480 -0.3431370 C 0.5110170 -1.9437010 0.3991160 C 1.1926030 -1.1436300 -0.4353160 C 1.2229100 0.3041720 -0.3932470 H -2.1487839 0.6974760 0.6284320 H -2.1359091 -1.7757430 0.4844210 H 0.4634250 -3.0174029 0.2410210 H 1.6759580 -1.5999260 -1.2989370 H -1.5586669 -1.6694380 -1.2617019 H -1.5675180 0.8010010 -1.1216820 H 0.0599110 -1.5791579 1.3162040 H 0.0886450 0.5640250 1.3748710 H 1.7113169 0.8203780 -1.2195719 N 0.3896210 2.4127631 0.4861070 H 0.5352940 2.8510749 -0.4129160 H -0.4271660 2.7731490 0.9564070