. Author manuscript; available in PMC: 2016 Oct 23.

Published in final edited form as: J Nat Prod. 2015 Sep 3;78(10):2471–2480. doi: 10.1021/acs.jnatprod.5b00601

Table 4.

¹³C (175 MHz) NMR Data (δ_C, type) for 1–8 in DMSO-d₆^a

position	1	2	3	4	5	6	7	8
1	200.4, C	196.2, C	196.2, C	197.7, C	198.1, C	155.8, C	200.2, C	200.0, C
2	54.4, CH₂	52.3, CH₂	53.4, CH₂	52.4, CH₂	52.1, CH₂	113.6, CH	53.5, CH₂	53.3, CH₂
3	70.8, C	74.9, C	71.6, C	69.7, C	70.9, C	139.0, C	71.6, C	69.9, C
4	44.7, CH₂	73.8, CH	44.1, CH₂	44.3, CH₂	42.5, CH₂	122.0, CH	43.0, CH₂	43.2, CH₂
4a	148.6, C	151.6, C	149.5, C	146.5, C	134.0, C	137.8, C	135.1, C	135.2, C
5	130.5, CH	132.4, CH	120.3, CH	124.7, CH	131.6, CH	128.8, CH	130.3, CH	130.5, CH
6	131.1, CH	129.5, CH	157.2, C	138.7, CH	122.1, CH	123.6, CH	122.3, CH	122.6, CH
6a	133.7, C	135.0, C	124.0, C	71.4, C	153.0, C	131.9, C	148.2, C	148.3, C
7	183.2, C	180.7, C	180.1, C	67.7, CH	54.9, CH₂	183.7, C	99.0, CH	99.1, CH
7a	120.2, C	120.4, C	123.1, C	127.4, C	129.9, C	120.3, C	123.3, C	123.2, C
8	159.7, C	135.0, C	158.7, C	156.9, C	158.2, C	159.5, C	154.0, C	154.1, C
9	112.5, CH	118.8, CH	118.5, CH	111.0, CH	115.4, CH	112.4, CH	112.0, CH	112.0, CH
10	135.1, CH	136.3, CH	135.2, CH	128.5, CH	128.6, CH	134.8, CH	131.8, CH	131.9, CH
11	122.5, CH	118.9, CH	117.7, CH	119.6, CH	122.8, CH	122.6, CH	112.3, CH	111.9, CH
11a	146.4, C	137.7, C	136.9, C	142.6, C	139.3, C	146.9, C	148.7, C	148.7, C
12	64.3, CH	184.6, C	186.2, C	70.1, CH	199.8, C	65.2, CH	77.7, CH	77.6, CH
12a	142.0, C	134.5, C	138.9, C	46.6, CH	128.1, C	139.6, C	126.3, C	126.5, C
12b	130.1, C	134.1, C	127.9, C	125.8, C	130.6, C	120.7, C	127.6, C	127.1, C
13	56.3, CH₃	56.9, CH₃	56.9, CH₃	55.6, CH₃	56.5, CH₃	56.3, CH₃	56.0, CH₃	56.0, CH₃
14	29.6, CH₃	26.8, CH₃	30.6, CH₃	28.4, CH₃	29.6, CH₃	22.0, CH₃	30.1, CH₃	29.1, CH₃
1'			99.4, CH			100.9, CH
2'			70.4, CH			70.4, CH
3'			70.4, CH			72.0, CH
4'			72.1, CH			72.5, CH
5'			70.7, CH			70.4, CH
6'			18.4, CH₃			18.5, CH₃

Assignments are based on COSY, HMBC, HSQC, and NOESY experiments.