9,19-Cyclo-5a,9b-pregnane-3b,20a-diamine, N3,N3,N20,N20,4,4,14-heptamethyl- (8CI); Cycloprotobuxine A(7CI); 1H,19H-Cyclopropa[9,10]cyclopenta[a]phenanthrene,9,19-cyclopregnane-3,20-diamine deriv.
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