Bioassay-Guided Isolation of Cytotoxic Cycloartane Triterpenoid Glycosides from the Traditionally Used Medicinal Plant Leea indica

Table 1

¹³C NMR and DEPT 135 spectroscopic data of compound 1 (δ in p.p.m.; 75 MHz).

Carbon	Mollic acid α-L-arabinoside (C5D5N) [33]	Compound 1 (C5D5N)
	^13C	^13C	DEPT
1	72.5	71.6	CH
2	37.7	36.8	CH2
3	81.5	80.6	CH
4	55.0	54.0	C
5	38.0	37.1	CH
6	23.3	22.4	CH2
7	26.0	25.4	CH2
8	48.4	47.5	CH
9	21.1	20.2	C
10	30.3	29.4	C
11	26.3	25.1	CH2
12	36.9	36.0	CH2
13	48.5	44.8	C
14	49.3	48.4	C
15	33.5	32.5	CH2
16	28.6	27.7	CH2
17	52.8	51.9	CH
18	18.5	17.6	CH3
19	29.8	28.9	CH2
20	36.4	35.5	CH
21	19.7	18.8	CH3
22	36.1	35.1	CH2
23	25.5	24.6	CH2
24	126.0	125.1	CH
25	131.0	130.1	C
26	26.0	25.1	CH3
27	18.0	17.0	CH3
28	180.2	179.6	C
29	10.5	9.7	CH3
30	18.7	17.8	CH3
1′	106.3	105.5	CH
2′	73.0	72.1	CH
3′	74.4	73.5	CH
4′	69.3	68.5	CH
5′	66.5	65.8	CH2