Table 3.

¹H NMR (400 MHz) and ¹³C NMR (100.6 MHz) data for 4′-hydroxy-gilvocarcin V (4) in [D₆]DMSO (relative to internal TMS, J in Hz).

Position number	1H δ	13C δ	HMBC correlation	COSY	NOESY
1-OH	9.67, S	153.2	1, 2, 12a
2	6.89, d (8.4)	112.7	1, 4, 12a	3	3
3	8.02, d (8.4)	128.7	1, 4a, 1′	2	2
4		127.5
4a		124.7
4b		143.1
6		160.4
6a		123.7
7	7.96 d, (1.6)	119.8	6, 9, 10a, 13
8		139.2
13-H	6.92, dd (17.6, 11.2)	135.9	7	14-He, 14 Hz	14-He, 14 Hz
14-He	6.11, d (17.6)	117.9	8	13-H	13-H, 14 HZ
14HZ	5.46, d (11.2)		8	13-H	13-H, 14-He
9	7.71, d (1.6)	115.0	7, 10, 10a, 13
10		158.1
10-OCH3	4.14, s	57.5	10
10a		123.1
10b		113.5
11	8.44, s	102.2	4b, 10a, 10b, 12a, 12b
12		152.5
12-OCH3	4.08, s	57.0	12
12a		115.6
1′	6.30, d (6.4)	79.1	3	2′	2′
2′	4.81, dd (6.4, 6.4)	78.1	3′	1′, 3′	2′-OH
2′-OH	4.50, d (6.4)*		3′		2′
3′	3.87, t (6.4)	77.56	2′	2′, 3′-OH	3′-OH
3′-OH	4.90, d (6.4)*			3′	3′
4′-OH	5.23, s*	102.2	3′,4′		3′-OH, 5′-OH
5′	3.68, dq (6.4, 5.6)	69.0		6′-CH3	6′-CH 3
5′-OH	4.85, d (5.6)*			5′	5′
6′-CH3	1.22, d (6.4)	17.8	4′, 5′	5′	5′

^*Signals exchangeable with D₂O.