C,1,18.86,s, C,2,144.1,s, C,3,109.73,s, C,4,80.89,s, C,5,76.54,s, C,6,63.64,s, C,7,63.64,s, C,8,76.54,s, C,9,79.08,s, C,10,113.4,s, C,11,138.5,s, C,12,51.8,s, C,13,49.0,s, O,14,,, H,15,1.75,d,7.0 H,16,1.75,d,7.0 H,17,1.75,d,7.0 H,18,6.07,dq,"15.0,7.0" H,19,5.75,d,15.0 H,20,5.75,d,11.0 H,21,6.14,dd,"11.0,7.0" H,22,4.52,ddd,"8.4,7.8,7.0" H,23,2.75,dd,"7.8,4.6" H,24,2.75,dd,"8.4,4.6"