“…',C-NMR (CDCI,): cis-25: 21,71,34,Ol (2 9. 4 CH,);33,63 ( t ,C(lO,ll), C(10,ll"")); 52,64(s, C(2",4'1); 68,12(s, C(1", 3'7); 78,86(s,C(5,5"")); 125,63, 127,87, 129,11, 130,85(4 d, C(1,9), C(1"",9""), C (2,8), C (2,8""), C(3,7), C(3"",7""), C (4,6), C (4'"''')); 138,85,139,XO (2 s, C(4a,5a), C ( 4 a , 5 a ) , C(9a,l la), C(9""a,ll""a)); trans-25: 28,51 (q, 4 CH,); 33,79 (t, C(lO,ll), C(10"",11"")); 51,75 (s, C2",4")); 64,72 (s, C(1", 3'>); 78,69 (s. C(5S"")); 125,63, 127,87, 129,l 1, 131,66 (4 d, C(l,Y), C(1"",9), C (2,8), C(2"",8""), C(3,7), C(3"",7""), C (4,6), C(4,6"")); 137,95, 139,92 (2 s, C(4a,5a), C(4a,5""a), C(9a,l la), C(9""a,ll""a)).Anal. ber.furC, BH,,S,(556,8):C81,97,H6,52,S 11,52;gef.…”