Table 1.

¹H NMR data for amaranzoles B–F (2–5) [CD₃OD, 600 MHz. δ (mult., J Hz)]

#	2	3	4	5	6
1	1.17 (m) ax;	1.36 (m)	1.32 (dd, 14.6, 3.0)	1.31 (m)	1.32 (m)
	2.47 (dd, 14.8, 3.2) eq.	2.54 (dd, 14.6, 3.3)	2.47 (dd, 14.6, 3.0)	2.48 (14.6, 3.3)	2.56 (dd, 14.7, 3.2)
2	4.90 (brq, 2.8) eq.	4.91 (m)a	4.92 (brq, 3.0)	4.93 (brq, 3.1)	4.92 (brq, 2.9)
3	4.26 (dt, 12.3, 4.0) ax.	4.28 (dt, 12.1, 3.9)	4.30 (ddd, 12.5, 4.3, 3.6)	4.30 (ddd, 12.5, 4.5, 3.4)	4.30 (dt, 12.0, 4.0)
4	1.78 (q, 12.3) ax;	1.83 (q, 12.6)	1.80 (q, 12.5)	1.79 (brq, 12.5)	1.84 (q, 12.7)
	2.29 (brd, 13.4) eq.	2.36 (brd, 13.2)	2.32 (m)	2.31 (m)	2.37 (brd, 12.8)
5	1.31 (m) ax.	1.63 (m)	1.45 (ddd, 12.5, 10.9, 3.0)	1.46 (ddd, 12.5, 10.8, 3.0)	1.63 (m)
6	4.20 (td, 11.0, 4.5) ax.	4.51 (m)	4.12 (td, 10.9, 5.4)	4.12 (td, 10.8, 5.4)	4.51 (m)
7	1.00 (m) ax.	2.10 (m)	1.82 (brq, 12.5)	1.83 (brq, 12.6)	2.10 (m)
	2.34 (dt, 12.4, 4.5) eq.	2.73 (dd, 17.3, 6.5)	3.12 (dd, 13.8, 5.4)	3.13 (dd, 13.6, 5.4)	2.74 (dd, 17.8, 6.7)
8	1.53 (m)
9	0.68 (m)		1.71 (m)	1.72 (m)
11	1.34 (m) ax.	2.12 (m)	1.55 (m)	1.60 (m)	2.15 (m)
	1.53 (m) eq.		1.59 (m)
12	1.13 (m) ax.	1.36 (m)	1.11 (m)	1.15 (m)	1.41 (m)
	2.00 (m) eq.	1.97 (m)	1.91 (brd, 12.6)	1.97 (brd, 12.6)	2.02 (m)
14	1.30 (m)	2.07 (m)			2.12 (m)
15	1.08 (m)	1.30 (m)	2.22 (m)	1.97 (m)	1.32 (m)
	1.59 (m)	1.62 (m)	2.29 (m)	2.27 (m)	1.62 (m)
16	1.22 (m)	1.06 (m)	1.22 (m)	1.38 (m)	1.33 (m)
	1.84 (m)	1.71 (m)	1.62 (m)	1.86 (m)	1.93 (m)
17	1.13 (m)	1.06 (m)	1.05 (m)	1.15 (m)	1.21 (m)
18	0.68 (s)	0.54 (s)	0.78 (s)	0.87 (s)	0.65 (s)
19	1.10 (s)	1.27 (s)	0.96 (s)	0.97 (s)	1.28 (s)
20	1.46 (m)	1.28 (m)	1.39 (m)	1.56 (m)	1.50 (m)
21	0.96 (d, 6.0)	0.90 (d, 6.2)	0.91 (d, 6.6)	1.00 (d, 6.6)	1.00 (d, 6.5)
22	1.15 (m)	0.86 (m)	0.90 (m)	1.24 (m)	1.16 (m)
	1.50 (m)	1.29 (m)	1.31 (m)	1.55 (m)	1.50 (m)
23	1.70 (m)	2.00 (m)	1.94 (m)	1.71 (m)	1.71 (m)
	1.92 (m)		2.00 (m)	1.92 (m)	1.93 (m)
24	5.39 (dd, 8.0, 5.6)	4.51 (m)	4.50 (m)	5.41 (dd, 7.8, 5.4)	5.41 (dd, 7.8, 5.4)
25
26	4.94 (s)	4.67 (s)	4.69 (s)	4.95 (s)	4.95 (s)
	5.07 (s)	4.97 (s)	4.96 (s)	5.09 (s)	5.08 (s)
27	1.82 (s)	1.73 (s)	1.71 (s)	1.83 (s)	1.83 (s)
28		7.68 (brs)	7.79 (brs)
29	7.41 (s)	6.83 (brs)	6.92 (brs	7.43 (brs)	7.46 (brs)
30
31
32	7.57 (d, 8.4)	7.14 (d, 8.4)	7.08 (d, 8.4)	7.59 (d, 8.4)	7.62 (d, 8.4)
33	6.80 (d, 8.4)	6.85 (d, 8.4)	6.70 (d, 8.4)	6.81 (d, 8.4)	6.83 (d, 8.4)

^aobscured by solvent peak