Table 1.

¹H-NMR, ¹³C-NMR and HMBC correlations of 4a(CDCl₃).

No	13-NMR(DEPT)	1H-NMR	HMBC
	δC	δH	2J	3J
1	-
2	156.97 (C)
3	-	4.96 (NH2)		C-2
4	161.57 (C)
5	158.18 (C)
6	130.91 (C)
7	119.87 (C)
8	141.34 (C)
9	25.16 (CH2)	2.71	C-6, 10	C-5, 7, 11
10	22.24 (CH2)	1.83	C-9, 11	C-6, 12
11	22.95 (CH2)	1.83	C-10, 12	C-7, 9
12	25.39 (CH2)	2.95	C-7, 11	C-6, 10
1′	152.29 (C)
2′	111.31 (CH)	6.83(d)*	C-1′, 3′	C-4′, 6′
3′	121.01 (CH)	6.88-6.93	C-2′, 4′	C-1′, 5′
4′	122.84 (CH)	6.97(t)*	C-3′, 5′	C-2′, 6′
5′	118.22 (CH)	6.88-6.93	C-4′, 6′	C-1′, 3′
6′	133.05 (C)
O-CH3	55.34 (CH3)	3.84		C-1′
1ʺ	33.99(CH2)	2.98(t)	C-2ʺ, 2	C-3ʺ
2ʺ	26.25(CH2)	1.65	C-1ʺ, 3ʺ	C-2, 4ʺ
3ʺ	24.65(CH2)	1.83	C-2ʺ, 4ʺ	C-1ʺ
4ʺ	58.32(CH2)	2.47(t)	C-3ʺ	C-a, 2ʺ
a	53.75(2CH2)	2.66(2 CH2)	C-a′	C-4ʺ
a′	50.33(2CH2)	3.09(2 CH2)	C-a	C-6′

* J = 7.0 Hz.