Table 1.

¹H NMR Spectroscopic Data for Compounds 1–10 in MeOH-d ₄.

No.	1a	2b	3b	4b	5b	6b	7b	8b	9b	10b
1		2.16 d (18.9) 2.14 d (18.9)	3.68 d (5.2)	1.50 m 1.47 m	3.79 dd (9.5 8.0)	3.75 s	3.59 d (6.9)			2.17 d (18.8) 2.16 d (18.8)
2	5.96 s		4.56 d (5.2)	4.37 m	2.44 dd (14.7 8.0) 2.09 m		4.46 d (6.9)	5.89 s	5.91 s
4								2.79 m	2.76 dd (5.2, 1.8)
5	2.21 d (6.3)	3.16 d (10.4)	2.72 d (7.9)	2.61 d (8.8)	2.51 m	3.03 dd (12.6, 4.1)	2.57 m	2.44 m	2.07 m	2.77 dd (12.8, 3.8)
7	1.69 m1.47 m	1.99 m 1.31 m	1.71 m 1.41 m	1.72 m 1.41 m	1.56 m 1.36 m	1.70 m 1.55 m	1.56 m 1.41 td (12.5, 4.1)	1.70 m 1.45 m	1.64 m 1.39 m	1.73 m 1.59 m
8	1.67 m 1.32 m	1.84 ddd (13.3, 4.5, 2.2) 1.53 td (13.3, 4.5)	1.55 m 1.35 m	2.27 m 1.39 m	1.66 m 1.49 td (13.5, 4.5)	1.87 m 1.75 m	1.63 m 1.49 m	1.80 m 1.38 m	2.28 m 1.45 m	1.83 m 1.66 m
10	2.87 dd (12.6, 5.3) 1.76 ddd (12.6, 10.8, 7.3)	2.21 m 1.63 m	2.52 m 1.93 m	2.34 m 1.51 m	2.16 m 1.59 m	2.38 td (12.6, 3.5) 1.64 m	2.15 td (12.6,3.4) 1.60 m	2.37 m 1.87 m	1.79 m 1.41 m	2.38 m 1.56 m
11	4.24 m	4.67 m	4.17 m	4.11 m	4.68 m	4.74 m	4.68 s	4.26 m	4.22 m	4.23 m
12									2.34 m	2.33 m
13	6.11 s	5.75 d (6.2)	6.12 s	6.12 d (1.6)	5.99 s	6.07 s	5.99	3.66 s	4.28 d (7.7)	4.49 d (7.8)
14		4.08 d (6.2)
15	4.42 d (15.6) 4.26 d (15.6)	4.17 s	4.38 d (15.6) 4.27 d (15.6)	4.33 m 4.25 d (15.9)	4.23 2 H m	4.30 d (15.4) 4.23 d (15.4)	4.27 d (16.5) 4.21 d (16.5)	4.10 d (13.3) 3.85 d (13.3)	3.82 dd (10.9, 5.8) 3.57 dd (10.9, 8.8)	3.84 dd (10.9, 5.9) 3.60 dd (10.9, 8.7)
16	1.15 s	0.88 s	1.09	1.42 s	0.99 s	1.05 s	1.06 s	0.98 s	1.01 s	1.06 s
17	1.09 s	1.26 s	1.13	0.98 s	0.90 s	1.08 s	0.93 s	1.17 s	1.13 s	1.27 s
18	2.80 m	3.05 m	2.85 m	2.14 m	2.95 m	3.10 m	2.99 m	2.93 m	2.91 m	3.05 m
19	1.26 d (6.7)	1.21 d (6.9)	1.23 d (6.6)	1.18 d (6.9)	0.89 d (6.8)	1.18 d (6.9)	1.10 d (7.1)	1.18 d (6.5)	1.26 d (6.5)	1.17 d (7.0)
20	1.37 d (6.7)	1.20 d (6.9)	1.16 d (6.6)	1.32 d (6.9)	1.01 d (6.8)	1.17 d (6.9)	1.20 d (7.1)	1.27 d (6.5)	1.16 d (7.0)	1.20 d (7.0)

^a800 MHz. ^b500 MHz.