O,1,,, C,2,65.71,s, C,3,73.63,s, O,4,,, C,5,26.9,s, C,6,75.3,s, C,7,67.3,s, C,8,73.9,s, C,9,80.7,s, C,10,121.7,s, C,11,132.5,s, C,12,128.43,s, C,13,129.04,s, C,14,128.43,s, C,15,132.5,s, H,16,,, H,17,3.66,d,5.3 H,18,3.66,d,5.3 H,19,4.52,tt,"5.8,5.3" H,20,,, H,21,2.45,d,5.8 H,22,2.45,d,5.8 H,23,7.49,m, H,24,7.32,m, H,25,7.32,tt,"8.0,1.4" H,26,7.32,m, H,27,7.49,m,