Three new cyclopentanoid monoterpenes from the roots of Picrorhiza scrophulariiflora
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Three new cyclopentanoid monoterpenes, neopiscrocins A-C (1-3), together with 14 known compounds (4-17), were isolated from the roots of Picrorhiza scrophulariiflora. The structres of these compounds were elucidated on the basis of their spectroscopic data. Al... ...