O,1,,, C,2,164.32,s, O,3,,, C,4,132.08,s, C,5,105.26,s, C,6,132.07,s, C,7,129.31,s, C,8,151.2,s, O,9,,, C,10,151.2,s, O,11,,, C,12,101.14,s, C,13,145.66,s, N,14,,, H,15,,, H,16,7.29,dd,"1.4,0.5" H,17,7.22,dd,"1.4,0.5" H,18,,, H,19,,, H,20,6.12,t,0.5 H,21,,,