New Guaianolide-Type Sesquiterpene Lactones from Inula verbascifolia
The aerial parts of Inula verbascifolia afforded two new guaianolide-type sesquiterpene lactones. Their structures were determined by spectroscopic methods (IR, MS, 1H NMR, 13C NMR, DEPT, 1H-1H COSY, HMQC, and HMBC).
1985 ◽
Vol 50
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pp. 1602-1610
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2006 ◽
Vol 61
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pp. 44-46
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2002 ◽
Vol 57
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pp. 568-570
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