TABLE 3.

¹³C NMR (150 MHz) data of amicoumacins A-C (1–3) in DMSO-d₆.

Pos.	1	2	3
	δC, type	δC, type	δC, type
1	169.0, C	169.0, C	169.1, C
2
3	81.0, CH	80.8, CH	81.1, CH
4	38.6, CH2	38.7, CH2	38.7, CH2
5	118.6, CH	118.6, CH	118.6, CH
6	136.4, CH	136.5, CH	136.5, CH
7	115.3, CH	115.4, CH	115.5, CH
8	160.9, C	160.9, C	160.9, C
9	108.4, C	108.5, C	108.5, C
10	140.6, C	140.6, C	140.4 C
1′	21.5, CH3	21.5, CH3	21.6, CH3
2′	23.4, CH3	23.4, CH3	23.4, CH3
3′	25.3, CH	24.1, CH	24.1, CH
4′	31.5, CH2	29.2, CH2	29.2, CH2
5′	49.8, CH	47.7, CH	48.3, CH
6′
7′	173.9, C	172.6, C	170.3, C
8′	70.9, CH	70.9, CH	72.0, CH
9′	73.8, CH	71.3, CH	84.0, CH
10′	51.2, CH	48.7, CH	48.6, CH
11′	33.3, CH2	32.3, CH2	34.2, CH2
12′	174.6, C	174.3, C	174.3, C