... 7.0 3, s /7.0 1, s 7.9 2, s 5.4 9, d, (15.0) 5.4 2, d, (15.0) 6.77/6.7 3, br s 6.9 1, d, (8.0) 6.7 1, d, (8.0) 4.8 2, d, (8.0) 4.2 5, mb 4.9 6, dd, (10.0/3.5) 5.2 9, br s 4.0 3, mb 3.5 8, dd, (12.0/1.5) 6.0 6, ... (J-Hz) 6.5 8, s 6.5 8, s 4.7 3, d(3.5) 3.0 9, m 4.2 8, dd, (9.0/7.0) 3.9 0, m 6.5 8, s 6.5 8, s 4.7 3, d(3.5) 3.0 9, m 4.2 8, dd,(9.0/7.0) 3.9 0, m 5.4 9, s 5.4 9, s 3.9 0, s 3.9 0, s 3.9 0, s 3.9 0, s 132.3 102.9 ... 68.1 HMBC H13C C-2,C-5,C-7 C-1,C-7',C-4 C-7,C-8,C-8',C-9' C-3',C-4',C-7',C-6' C-1',C-3',C-4' C-2',C-4',C-7' C-7 C-1",C-3" C-2 ",3 "-OAc 4"-OAc 64.7 C-1",C-3",C-4" 101.0 C-3',C-4' 55.9 56.4 21.0a...