Appendix

Continued from 3S-10. Additional rings and References

Selected international non-proprietary names (INNs) of steroids

INN	Chemical name	Molecular formula
Acrihellin	5,14-dihydroxy-3β-[(3-methylcrotonoyl)oxy]-19-oxo-5β-bufa-20,22-dienolide	C29H38O7
Actodigin	3β-(β-D-glucopyranosyloxy)-14-hydroxy-24-nor-5β,14β-chol-20(2)-eno-21,23-lactone	C29H44O9
Alfacalcidol	(5Z,7E)-(1S,3R)-9,10-secocholesta-5,7,10(19)-triene-,3-diol	C27H44O2
Betamethasone	9-fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione	C22H29FO5
Canrenone	3-oxo-17α-pregna-4,6-diene-21,17-carbolactone	C22H28O3
Clomegestone	6-chloro-17-hydroxy-16α-methylpregna-4,6-diene-3,20-dione	C22H29ClO3
Cyproterone	6-chloro-1β,2β-dihydro-17-hydroxy-3'H-cyclopropa[1,2]pregna-4,6diene-3,20-dione	C22H27ClO3
Dexamethasone	9-fluoro-11β,17,21-trihydroxy-16α-methylpregna-1,4-diene-3,20-dione	C22H29FO5
Disogluside	(25R)-3β-(β-D-glucopyranosyloxy)spirost-5-ene	C33H52O8
Ethinylestradiol	19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol	C20H24O2
Fluazacort	21-acetoxy-9-fluoro-11β-hydroxy-2'-methyl-16bH-oxazolo[5',4':16,17]pegna-1,4-diene-3,20-dione	C25H30FNO6
Fluocortin	6α-fluoro-11β-hydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-21-oic acid	C22H27FO5
Fusidic Acid	(17Z)-ent-16α-acetoxy-3β,11β-dihydroxy-4β,8,14-trimethyl-18-nor-5β,10α-cholesta-17(20),24-dien-21-oic acid	C31H48O6
Gestrinone	17-hydroxy-18α-homo-19-nor-17α-pregna-4,9,11-trien-20-yn-3-one	C21H24O2
Halometasone	2-chloro-6α,9-difluoro-11β,17,21-trihydroxy-16α-methylpregna-1,4-diene-3,20-dione	C22H27ClF2O5
Hydrocortisone	11β,17,21-trihydroxypregn-4-ene-3,20-dione	C21H30O5
Mebolazine	17β-hydroxy-2α,17-dimethyl-5α-androstan-3-one azine	C42H68N2O2
Medroxyprogesterone	17-hydroxy-6α-methylpregn-4-ene-3,20-dione	C22H32O3
Meproscillarin	3β-(6-deoxy-4-O-methyl-α-L-mannopyranosyloxy)-14-hydroxybufa-4,20,22-trienolide	C31H44O8
Mespirenone	7α-acetylthio-15α,16α-dihydro-3-oxo-3'H-cyclopropa[15,1]-17α-pregna-1,4-diene-21,17-carbolactone	C25H30O4S
Mestranol	3-methoxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol	C21H26O2
Naflocort	9-fluoro-1',4'-dihydro-11β,21-dihydroxy-16bH-naphtho[2',3':16,17]prena- -1,4-diene-3,20-dione	C29H33FO4
Norenthisterone	17-hydroxy-19-nor-17α-pregn-4-en-20-yn-3-one	C20H26O2
Norgesterone	17-hydroxy-19-nor-17α-pregna-5(10),20-dien-3-one	C20H28O2
Norgestrel	rac-17-hydroxy-18α-homo-19-nor-17α-pregn-4-en-20-yn-3-one	C21H28O2
Oxandrolone	17β-hydroxy-17α-methyl-2-oxa-5α-androstan-3-one	C19H30O3
Oxymetholone	17β-hydroxy-2-(hydroxymethylene)-17α-methyl-5α-androstan-3-one	C19H28O3
Pancuronium bromide	1,1'-(3α,17β-diacetoxy-5α-androstane-2β,16β-diyl)bis(-methylpiperidinium) dibromide	C35H60Br2N2O4
Prednisolone	11β,17,21-trihydroxypregna-1,4-diene-3,20-dione	C21H28O5
Prednisone	17,21-dihydroxypregna-1,4-diene-3,11,20-trione	C21H26O5
Proscillardin	3β-(6-deoxy-α-L-mannopyranosyloxy)-14-hydroxybufa-4,20,22-trienolide	C30H42O8
Roxibolone	11β,17β-dihydroxy-17α-methyl-3-oxoandrosta-1,4-diene-2-carboxylic acid	C21H28O5
Spironolactone	7α-acetylthio-3-oxo-17α-pregn-4-ene-21,17-carbolactone	C24H32O4S
Timobesone	S-methyl 9-fluoro-11β,17α-dihydroxy-16β-methyl-3-oxoandrosta-1,4-diene-17β-carbothioate	C22H29FO4S
Triamcinolone	9-fluoro-11β,16α,17,21-tetrahydroxypregna-1,4-diene-3,20-dione	C21H27FO6
Ursodeoxycholic acid	3α,7β-dihydroxy-5β-cholan-24-oic acid	C24H40O4

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