| 英文名称: | | 20-dione, 16-alpha,17-dihydroxy-pregn-4-ene- cyclic acetal with 2-furyl meth | | yl ketone | | 16-alpha,17-dihydroxypregn-4-ene-3,20-dione cyclic acetal with 2-furyl methyl | | ketone | | 20-dione, 16-alpha,17-dihydroxy-pregn-4-ene- cyclicacetal with 2-furyl methyl ketone |
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