英文名称: | 20-dione, 17-hydroxy-16-methylene-19-norpregn-4-ene- acetate | 16-methylene-17-alpha-acetoxy-19-nor-4-pregnene-3,20-dione | 17-hydroxy-16-methylene-19-norpregn-4-ene-3,20-dione acetate | 17-(acetyloxy)-16-methylene-19-norpregn-4-ene-20-dione | st 1435 | st-1435 | 20-dione, 17-hydroxy-16-methylene-19-norpregn-4-ene-acetate |
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