19
 comment:c
C -0.8435740 -0.2827470 -1.2832780
C -0.8437850 -0.2819440 1.0873010
C 1.5718000 -0.2824460 -1.0609630
C 0.3878780 -0.8279660 -1.5720650
H 2.4920599 -0.8572850 -1.1485860
H 0.4268930 -1.8109390 -2.0396681
H -1.0753630 -1.3406980 1.0200150
H -0.9604180 0.7830510 -1.1156850
C 1.5320970 0.7955620 -0.1867140
H 2.4594440 1.1396240 0.2678690
H 0.8008490 1.5862790 -0.3348160
C 0.4453840 0.0890130 1.4575570
H 1.1591300 -0.6835630 1.7257220
H 0.5730060 1.0261410 1.9989070
C -2.0121000 0.6462900 1.3115790
H -1.7262030 1.6911440 1.1368040
H -2.8575950 0.4127900 0.6561010
H -2.3722229 0.5784940 2.3468640
H -1.7501330 -0.8071580 -1.5773950