14b-Pregn-5-en-20-one, 3b,11a,12b,14-tetrahydroxy-, 11-acetate 12-isovalerate (7CI,8CI); Drevogenin A(6CI); Isovaleric acid, 12-ester with 3b,11a,12b,14-tetrahydroxy-14b-pregn-5-en-20-one 11-acetate
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