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. Author manuscript; available in PMC: 2014 Mar 22.
Published in final edited form as: J Nat Prod. 2012 Dec 19;76(3):445–449. doi: 10.1021/np300766p

Table 1.

1H (500 MHz) and 13C (125 MHz) NMR Data for Withawrightolide 1 in CDCl3

Position δc, type δH (J in Hz) Position δc, type δH (J in Hz)
1 217.7, C 15 24.1, CH2 1.73, m; 1.26, m
2 39.6, CH2 2.81, ddd (1.7, 5.4, 18.1)
2.14, d (18.1)		 16 26.7, CH2 1.74, m; 1.42, m
3 16.0, CH 1.39, m 17 47.7, CH 1.75, m
4 17.2, CH2 0.065, dd (3.8, 5.8)
0.78, ddd (1.7, 5.8, 5.9)		 18 13.0, CH3 0.72, s
5 36.0, C 19 15.0, CH3 1.12, s
6 73.1, CH 3.31, t (2.9) 20 39.8, CH 1.84, m
7 37.4, CH2 1.96, m; 1.27, m 21 60.7, CH2 3.87, d (13.3); 3.71, dd (3.3, 13.3)
8 29.3, CH 1.86, m 22 75.7, CH 4.64, brs
9 47.4, CH 0.97, ddd (3.4, 10.7, 12.2) 23 33.5, CH2 2.0, dd (1.7, 9.0); 1.90, m
10 52.6, C 24 69.5, C
11 22.2, CH2 1.42, m; 1.34, m 25 139.0, C
12 39.5, CH2 1.89, m; 1.31, m 26 165.4, C
13 43.3, C 27 130.3, CH2 6.75, s; 6.00, s
14 55.8, CH 1.15, m 28 25.9. CH3 1.42, s