O,1,,, C,2,155.7,s, N,3,,, C,4,124.4,s, C,5,99.7,s, C,6,121.9,s, C,7,128.0,s, N,8,,, C,9,136.33,s, C,10,112.23,s, C,11,114.39,s, C,12,151.1,s, O,13,,, C,14,104.3,s, C,15,126.15,s, H,16,,, H,17,7.06,d,4.5 H,18,6.32,dd,"4.5,0.5" H,19,,, H,20,7.5,dd,"7.3,0.5" H,21,7.23,dd,"7.3,1.9" H,22,,, H,23,7.45,dt,"1.9,0.5"