19 comment:c C -0.7303720 -0.2943080 -1.8114170 C -1.0281481 -0.2794140 1.6426630 C 1.7272969 -0.2171150 -1.4284340 C 0.4503620 -0.9026600 -1.6943220 H 2.6155341 -0.6679650 -1.8715270 H 0.5022100 -1.9845459 -1.8199910 H -1.1787090 -1.2558750 1.1820270 H -0.8191020 0.7881910 -1.7450100 C 1.8584141 0.8820240 -0.6851420 H 2.8255110 1.3564410 -0.5423870 H 1.0064530 1.3277730 -0.1774040 C 0.1298710 -0.0214600 2.2425780 H 0.9278160 -0.7576880 2.2845409 H 0.3259260 0.9422780 2.7106781 C -2.1679070 0.6891520 1.5247540 H -1.9286140 1.6465020 1.9993680 H -2.4083049 0.8787300 0.4709710 H -3.0765641 0.2922780 1.9934570 H -1.6441040 -0.8541660 -1.9926140