英文同义词: | Levonorgestrel IMpurity L (18-Methylester-4-ene-3,17-dione);Gon-4-ene-3,17-dione,13-ethyl-;18-Methyl-4-Estrene-3,17-Dione;13-Ethyl-Gona-4-Ene-3,17-Dione;(+)-13-b-Ethylgon-4-ene-3,17-dione;18-Methyl-19-norandrost-4-ene-3,17-dione;13-ethyl-gon-4-ene-3,17-dione;18-methyl-estr-4-ene-3,17-dione |