Table 3.

¹H and ¹³C NMR spectroscopic data for compound 6 in CDCl₃.

Carbon Number	13C	1H	Carbon Number	13C	1H
1	37.9		11	27.5	2.29
2	49.1	1.47, 1.76	12	40.0	2.12
3	65.9	4.00	13	140.0
4	43.2	2.02, 2.37	14	124.2	5.44
5	125.9		15	60.1	4.18
6	138.2		16	22.4	1.71
7	124.0	5.92	17	31.0	1.06
8	139.0	6.00	18	29.5	1.06
9	134.6		19	13.2	1.79
10	131.4	5.40	20	17.2	1.71