18 comment:c C -1.0147541 0.6601380 -1.0221601 C -1.1382550 0.6594910 1.9360130 C 0.1165310 0.6629800 2.3698521 C 1.8482140 0.6269420 -0.0650910 C 1.1920880 -0.4088600 -0.5875290 C -0.2035890 -0.4047430 -1.0734600 H -2.0363441 0.6109530 -1.3909240 H -1.6965801 1.5806600 1.7845891 H 0.6452680 1.5872080 2.5941479 H 2.8632560 0.5175920 0.3062150 H 1.6859450 -1.3801190 -0.6244270 H 0.6705040 -0.2592710 2.5203550 H -1.6625960 -0.2650530 1.7118640 H 1.4066120 1.6165860 0.0087320 H -0.6898730 1.6008900 -0.5965880 N -0.6531440 -1.6727329 -1.4984590 H -1.5987370 -1.6452630 -1.8603179 H -0.0409500 -2.1065071 -2.1800621