Solanidine, leptinidine, and acetylleptinidine from Solanum chacoense Bitter were structurally characterized by high-resolution MS and high-field 1 H-NMR and 13 C-NMR. 1 H-NMR and 13 C-NMR chemical shifts were assigned for solanidine and acetylleptinidine using DEPT, HMBC, and HMQC. Complete carbon ...
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