17 comment:c C 0.7545020 1.0127600 0.5151890 C -2.5440290 0.2447710 -0.3331340 C -2.3091969 -1.0315371 -0.6170840 C 0.9201850 -2.0116999 0.6210640 C 1.6303520 -1.1870919 -0.1533130 C 1.3175480 0.2256730 -0.4029190 H -3.5003531 0.5706160 0.0712120 H -3.0623960 -1.8002020 -0.4569210 H 1.2385010 -3.0353751 0.7974070 H 2.5209119 -1.5732250 -0.6500720 H -1.3537329 -1.3587750 -1.0207870 H -1.7939540 1.0156740 -0.4966180 H -0.0081730 -1.6945900 1.0918360 H 0.5377000 0.6534460 1.5211660 H 1.5698440 0.6559400 -1.3700180 O 0.4075980 2.3025560 0.2433200 H 0.1289600 2.7326751 1.0589280