Table 2.

¹H (600MHz) and ¹³C (150MHz) NMR data of 5 (CDCl₃).

Position	δC, type	δH, mult. (J in Hz)
1	45.5, CH	3.60, d (3.5)
2	74.2, C
3	209.2, C
4	62.5, C
5	194.9, C
6	104.7, C
7	172.3, C
8	117.2, CH	6.12, d (14.9)
9	144.6, CH	7.38, dd (14.8, 10.2)
10	130.8, CH	6.29, dd (15.3, 10.2)
11	141.4, CH	6.24, m
12	19.0, CH3	1.91, d (6.0)
13	24.4, CH3	1.28, s
14	10.4, CH3	1.23, s
1′	76.3, CH	5.44, dd (8.9, 3.5)
2′	41.4, CH	2.89, ddd (11.5, 8.9, 5.5)
3′	30.2, CH2	2.70, dd (19.2, 11.6) 2.24, dd (19.2, 5.4)
4′	174.8, C
7-OH		14.32, s