Seven Previously Undescribed Seco-abietane and Seco-isopimarane Type Diterpenoids from Biscogniauxia sp. and Their Biological Activities
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Three undescribed seco-abietane type (1-3) and four undescribed 3, 4 seco-isopimarane type diterpenoids (4-7) have been isolated from Biscogniauxia sp. 71-10-1-1. Their structures were determined by spectroscopic analyses, quantum chemical ECD calculations, 13... ...
