Table 1.

NMR spectroscopic data of thailandepsin D (4) in CDCl₃

	position	δC, type	δH (J in Hz)	HMBC
Nleu	1	170.4, C═O		2, 3, NH, NH′
	2	56.8, CH	4.14, m	4, NH
	3	30.5, CH2	1.89, m	2
			1.74, m
	4	28.4, CH2	1.39, m	5, 6
	5	22.3, CH2	1.40, m	3, 6
	6	13.9, CH3	0.93, m
	NH		6.51, d (3.1)
Cys	1′	169.2, C═O		2′, 4″, NH″
	2′	55.2, CH	4.85, m (9.0, 3.5)
	3′	40.1, CH2	3.30, m
			3.14, m
	NH′		6.87, d (9.0)
Ahhxa	1″	171.7, C═O
	2″	39.6, CH2	2.71, m
	3″	69.1, CH	4.52, m	2″, 4″
	4″	63.2, CH	2.85, m	2″, 5″, 6″, 7″
	5″	29.8, CH	2.35, m	3″, 4″, 6″, 7″
	6″	20.6, CH3	1.02, d (6.8)	4″, 5″
	7″	19.8, CH3	0.92, s	4″, 5″
	NH″		7.43, d (7.2)
	OH″
acyl	1‴	171.0, C═O		2, 2‴, NH
	2‴	40.8, CH2	3.31, m
	3‴	70.9, CH	5.52, br s (15.7)	2‴, 4‴
	4‴	129.1, CH	5.76, d (15.7)	2‴, 6‴
	5‴	133.1, CH	6.32, m (12.3)
	6‴	33.1, CH2	2.72, m	4‴
			2.49, m
	7‴	40.8, CH2	3.30, m
			2.73, m

^aAhhx: 4-amino-3-hydroxy-5-methylhexanoic acid.