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Physangulidines A, B, and C: Three new antiproliferative withanolides from Physalis angulata L.
(American Chemical Society, 2012)
Bioassay-directed fractionation of the whole plant of Physalis angulata L. afforded three new antiproliferative withanolides with an unusual carbon framework: physangulidines A (1), B (2), and C (3). Structures of the three ...