Table 2.

¹H (400 MHz) and ¹³C (100 MHz) NMR data of (1) in CDCl₃.

Position	δH (J in Hz)	δC (Type)	COSY	HMBC
2	/	161.2, C
3	6.11, d (9.4)	112.8, CH	H-4	C-9
4	7.53, d (9.4)	143.7, CH	H-3	C-2, C-10
5	7.29, d (8.6)	127.1, CH	H-6	C-4, C-7, C-9, C-10
6	6.79, d (8.6)	107.2, CH	H-5	C-7, C-8
7	/	160.8, C
8	/	114.7, C
9	/	153.5, C
10	/	110.3, C
11a	3.41, dd (13.6, 10.8)	23.3, CH2	H-12	C-7, C-8, C-10
11b	3.13, dd (13.6, 2.4)
12	5.23, dd (10.6, 2.5)	78.7, CH	H-11	C-8, C-11, C-14, C-15, C-9′
13		72.7, C
14	1.41, s	25.3, CH3		C-12, C-15
15	1.35, s	26.6, CH3		C-12, C-14
1′	/	116.0, C
2′	/	156.8, C
3′	/	110.3, C
4′	/	160.0, C
5′	6.38, d (8.7)	102.4, CH	H-6′	C-1′, C-3′
6′	7.31, d (8.7)	130.0, CH	H-5′	C-2′, C-4′, C-7′
7′	7.70, d (16.1)	140.1, CH	H-8′	C-2′, C-6′, C-9′
8′	6.28, d (16.1)	115.8, CH	H-7′	C-1′
9′	/	167.2, C
10′	4.94, d (7.4)	79.3, CH		C-2′, C-3′, C-4’, C-11′, C-12′, C-15′
11′	4.27, d (7.4)	77.1, CH		C-10′, C-12′, C-13′, C-14′
12′	/	142.9, C
13′a	4.75, s	113.6, CH2		C-11′, C-12′, C-14′
13′b	4.62, s			C-11′, C-12′, C-14′
14′	1.75, s	17.9, CH3		C-11′, C-13′
15′a	3.68, dq (14.0, 7.0)	66.5, CH2	H-16′	C-10′, C-16′
15′b	3.59, dq (14.0, 7.0)
16′	1.27, t (7.0)	15.0, CH3	H-15′	C-15′
7-OCH3	3.92, s	56.2, CH3		C-7
4′-OCH3	3.75, s	55.4, CH3		C-4′
2′-OH	8.98, s			C-2′