Table 1.

¹H and ¹³C NMR spectral data of 1-2 (in CD₃OD)

Position	1		2
	δc DEPT	δH (mult., J in Hz)	δc DEPT	δH (mult., J in Hz)
1	179.0, s		177.0, s
2	35.3, t	2.25 (2H, m)	37.4, t	2.34 (1H, m)
				1.52 (1H, m)
3	72.3, t	4.10 (1H, dd, 6.5, 13)	72.4, d	4.06 (1H, dd, 6.5, 13)
4	135.7, d	5.62 (1H, dd, 6.5, 15.5)	136.3, d	5.60 (1H, dd, 6.5, 15)
5	125.7, d	6.49 (1H, dd, 11, 15.5)	125.5, d	6.49 (1H, dd, 11, 15)
6	128.3, d	5.95 (1H, t, 11)	128.4, d	5.96 (1H, t, 11)
7	132.1, d	5.41 (1H, dt, 8.0, 11)	131.9, d	5.41 (1H, m)
8	27.6, t	2.18 (2H, m)	27.6, t	2.20 (2H, m)
9	25.7, t	1.59 (2H, m)	25.3, t	1.60 (1H, m)
				1.41 (1H, m)
10	29.7, t	1.32 (2H, m)	29.8, t	1.33 (2H, m)
11	29.4, t	1.32 (2H, m)	29.6, t	1.33 (2H, m)
12	29.3, t	1.32 21H, m)	29.5, t	1.33 21H, m)
13	29.2, t	1.32 (2H, m)	29.1, t	1.33 (2H, m)
14	20.7, t	2.05 (2H, m)	32.0, t	1.33 (2H, m)
15	124.5, d	5.35 (1H, m)	22.7, t	1.33 (2H, m)
16	133.6, d	5.46 (1H, m)	13.4, t	0.91 (3H, t, 7.5)
17	20.7, t	2.05 (2H, m)
18	13.5, q	0.95 (3H, t, 7.5)