Table 3 13 C in Withanolides from three species of the genus Deprea (Solanaceae). Chemotaxonomical considerations

Table 3 13 C NMR spectroscopic data of compounds 18 in CDCl. a 3
Position1234567818 R and 18 S18 R and 18 S18 R1203.0 R /203.3 S209.6 R /209.8 S204.1202.2208.3203.8204.7198.12128.039.5127.7128.039.4127.380.3130.73144.9 R /144.6 S125.2/125.5144.9144.5126.1139.4124.8140.7433.3129.0/129.133.232.8128.5121.3142.454.15141.4 R /140.9 S144.6 R /144.3 S135.1143.4146.0152.783.063.76126.4 R /126.0 S126.8/127.3125.1121.7122.576.370.875.1764.564.726.764.965.374.073.073.0838.9 R /37.9 S37.8 R /36.8 S47.539.338.738.437.837.2934.7 R /35.2 S33.3 R /33.7 S43.232.731.439.640.137.41051.2 R /51.1 S52.852.750.652.452.847.749.41125.424.0/24.325.824.723.521.424.123.11234.6 R /37.0 S34.4 R /36.8 S43.237.637.437.937.837.91358.1 R /58.9 S58.2 R /59.1 S79.171.171.371.071.071.01450.6 R /49.0 S50.2 R /48.5 S101.188.187.789.089.088.91525.7 R /25.2 S25.3/25.227.427.727.827.527.327.21625.9 R /27.2 S25.9 R /27.2 S15.033.333.333.733.233.51756.8 R /56.8 S56.9 R /56.7 S55.0107.1107.2108.0108.4108.218101.3 R /103.9 S101.3 R /103.7 S106.121.821.922.122.422.11918.3 R /18.4 S19.5 R /19.6 S18.218.219.317.315.413.12084.9 R /85.2 S84.8 R /85.2 S85.041.942.041.941.141.62121.7 R /24.7 S21.7 R /24.4 S25.826.626.726.426.726.22280.6 R /80.4 S80.6 R /80.6 S78.074.674.774.574.674.42331.2 R /32.0 S31.2 R /32.0 S31.140.840.940.840.440.724148.0 R /148.8 S148.2 R /148.9 S155.370.770.870.770.971.225121.9 R /122.2 S122.1 R /121.9 S125.147.647.747.547.747.626165.6/165.7165.9166.5177.8177.8177.3177.2177.12712.4/12.512.456.814.214.314.214.314.32820.4/20.520.420.127.927.927.828.328.1
a Chemical shifts (δ) downfield from TMS; 100.03 MHz.