Table 1.

¹H and ¹³C NMR data for 1 and 2.

Position	1		2
	δH (J in Hz) a	δC (mult.) b	δH (J in Hz) a	δC (mult.) b
1	1.46 m; 0.98 m	40.2 (CH2) c	1.65 m	39.9 (CH2)
2	1.65 m; 1.40 m	18.4 (CH2)	1.54 m; 1.38 m	18.2 (CH2)
3	1.38 m; 1.19 m	42.5 (CH2)	1.36 m; 1.12 m	42.0 (CH2)
4		33.1 (C)		33.3 (C)
5	0.92 m	57.6 (CH)	0.80 m	56.5 (CH)
6	1.57 m; 1.38 m	18.8 (CH2)	1.61 m; 1.42 m	18.6 (CH2)
7	1.68 m; 1.10 m	40.1 (CH2)	1.74 m; 0.90 m	41.7 (CH2)
8		44.8 (C)		37.3 (C)
9	1.45 m	61.0 (CH)	0.88 m	58.9 (CH)
10		36.8 (C)		37.5 (C)
11	1.99 d (6.0); 1.43 m	35.0 (CH2)	1.70 m; 1.45 m	27.5 (CH2)
12		43.0 (C)	3.40 br d (10.5)	80.5 (CH)
13	2.20 dd (13.0, 2.5)	47.5 (CH)		42.0 (C)
14	2.64 dd (13.5, 13.0)	39.6 (CH2)	0.80 m	58.1(CH)
	2.54 dd (13.5, 2.5)
15		196.8 (C)	1.78 m; 1.36 m	20.0 (CH2)
16		122.9 (C)	2.20 m; 1.22 m	25.6 (CH2)
17		159.0 (C)	2.22 m	39.2 (CH)
18	4.58 s	75.9 (CH)	1.86 m	55.3 (CH)
19	0.85 s	33.5 (CH3)	0.84 s	33.2 (CH3)
20	0.84 s	21.3 (CH3)	0.80 s	21.3 (CH3)
21	0.85 s	16.2 (CH3)	0.84 s	17.3 (CH3)
22	0.87 s	15.6 (CH3)	0.84 s	16.3 (CH3)
23	1.14 s	23.4 (CH3)	0.91 s	9.8 (CH3)
24	7.33 d (1.5)	142.3 (CH)		177.8 (C)
25	6.76 d (1.5)	110.9 (CH)	4.38 dd (9.5, 7.0)	70.0 (CH2)
			4.09 dd (11.0, 10.0)

^a 500 MHz in CDCl₃; ^b 125 MHz in CDCl₃; ^c Numbers of attached protons were deduced by DEPT experiments.