54201-84-2结构式
19-Norpregna-5(10),9(11)-diene-3,20-dione,17-hydroxy-, cyclic 3,20-bis(1,2-ethanediyl acetal), (5a,10a)-
19-Norpregna-5(10),9(11)-diene-3,20-dione,17-hydroxy-, cyclic bis(1,2-ethanediyl acetal) (9CI); 3,20-Bis(ethylenedioxy)-19-norpregna-5(10)9(11)dien-17-ol; 17α-hydroxy-19-norpregna-5(10),9(11)-diene-3,20-dione 3,20-bis(ethylene acetal); 3,20-bis-ethylenedioxy-17α-hydroxy-19-norpregna-5(10),9(11)-diene; 3,20-bis-ethylenedioxy-17α-hydroxy-19-norpregna-4,9-diene; 3,3,20,20-bis(ethylene-dioxy)-17α-hydroxy-19-norpregna-5(10),9(11)-diene; 3,3,20,20-bis-(ethylenedioxy)-19-norpregna-5(10),9(11)-dien-17α-ol
