Synonyms: 5b-Cholest-7-en-6-one, 2b,3b,14,20,22,25-hexahydroxy-, (22R)- (8CI);5b-Cholest-7-en-6-one, 2b,3b,14,20,22b,25-hexahydroxy- (7CI);(+)-Ecdysterone;20-Hydroxy-a-ecdysone;20R-Hydroxyecdysone;2b,3b,14a,20b,22a,25-Hexahydroxycholest-7-en-6-one;2b,3b,14a,20b,22a,25b-Hexahydroxycholest-7-en-6-one;Commisterone;Ecdysten;Ecdysteron;Ekdisten;Isoinokosterone;Polypodin A;Polypodine C;THE 7;b-Ecdysone;b-Ecdysterone;β-ecdysone;