Ngày tải lên :
12/02/2015, 14:08
... H12 7, 25 d 7, 35 d J 7, 5 H13 7, 36 t 7, 48 t J 7, 5 H14 7, 13 t 7, 29 t J 7, 5 H15 7, 36 t 7, 48 t J 7, 5 H16 7, 25 d 7, 35 d J 7, 5 D2 (a) 7, 38 d J 7, 0 7, 30 d J 7, 0 - 7, 30 d J 7, 0 D3 (a) 7, 72 d J 8,5 7, 12 ... 8,5 - 7, 27 d 7, 32 d J 7, 5 D4 D4’ (a) D5 (c) - H 17 NH - 5 ,71 m 7, 2 m 7, 38 d J 7, 0 - 5,88 m 5,85 m 7, 12 d J 8,5 7, 72 d J 8,5 - 5, 87 m 5,84 m 7, 05 m 7, 07 m 7, 19 td 7, 28 t J 7, 5;4J 7, 20 m 7, 21 m ... 7, 04 d J 6 ,75 d J4 - - - 7, 26 br.s 7, 43 t 7, 45 t J 7, 74 d 7, 75 d J - - 7, 91 br.s 7, 77 br.s - 7, 54 s 7, 54 s - 2,39 s 7, 79 br.s 7, 66 br.s - 7, 36 s 7, 35 s - 3,84 s 7, 71 br.s 7, 58 br.s 3.5.5 Phổ 13C...