19
 comment:c
C 1.4514869 2.0502300 0.1982790
C -0.9148520 1.2196070 -0.8820530
C -0.9415360 -0.1080480 -0.7855010
C 1.5614100 -0.9656250 0.2038880
C 2.2238710 -0.1667870 -0.6387960
C 2.1698740 1.2970170 -0.6411380
H 1.5919410 -2.0466969 0.1047590
H 2.8034551 -0.6234980 -1.4395961
H -0.6141690 -0.7376740 -1.6049809
H -0.5498560 1.7113210 -1.7766100
H 0.9943280 -0.5829970 1.0480810
H 0.9281140 1.6229711 1.0496490
H 2.7115059 1.7938581 -1.4450680
H 1.4135890 3.1316910 0.1027490
H -1.3100790 1.8862391 -0.1165840
C -1.4997340 -0.8786470 0.3585210
O -1.6349850 -0.2337170 1.5452510
H -1.2984080 0.6696330 1.4722260
O -1.8241670 -2.0327041 0.2595330