19
 comment:c
C -0.4363910 -0.6317050 -0.7623800
C -0.4363920 -0.6317050 0.7623790
C 1.2231530 -0.6352110 1.3631430
C 1.9451920 -1.7311710 0.6690300
C 1.9451940 -1.7311710 -0.6690260
C 1.2231560 -0.6352120 -1.3631409
H 1.6079960 0.3562410 1.0960640
H 2.3011220 -2.5885530 1.2353400
H 2.3011250 -2.5885539 -1.2353340
H 1.6079980 0.3562400 -1.0960619
H 1.2040740 -0.7170360 2.4516530
H 1.2040790 -0.7170390 -2.4516521
H -0.9824920 -1.4297630 1.2684180
H -0.9824900 -1.4297640 -1.2684180
C -0.9307520 0.7460230 -1.1377521
O -1.1091880 1.1976030 -2.2284961
C -0.9307530 0.7460240 1.1377510
O -1.1091880 1.1976039 2.2284939
O -1.0048310 1.5358120 -0.0000010