19
 comment:c
C 1.6791070 1.8961790 0.7927130
C -1.4806610 1.0951980 -1.3778530
C -1.4520741 -0.2087280 -1.1156130
C 2.0138509 -1.1176890 0.2948000
C 2.2413940 -0.1233030 -0.5645710
C 1.7924180 1.2695860 -0.3826910
H 2.3862829 -2.1201079 0.1045870
H 2.7790639 -0.3316660 -1.4890540
H -1.5067000 -0.9503520 -1.9072950
H -1.5339030 1.4670290 -2.3971810
H 1.4343070 -0.9758640 1.2042741
H 1.9617980 1.4110570 1.7248200
H 1.5571930 1.8175620 -1.2957760
H 1.3402070 2.9270780 0.8557330
H -1.4825060 1.8461270 -0.5902530
C -1.4718240 -0.7848430 0.2639210
O -0.9426300 -0.0261500 1.2484200
H -0.3907900 0.6782050 0.8652490
O -1.9622110 -1.8576370 0.5033440