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US 4,053,489 AGranted
Oestratriene diethers
OwnerPierre Charles Wirthinventor
Life of this patent
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Abstract
3,17-Estratriene diethers, useful as anti-seborrheic and gynecological agents, is described.
Claims7
A compound of the formula ##STR3## wherein R.sup.1 is a methyl or ethyl group and R.sup.2 is an alkyl group having 3 to 5 carbon atoms.
Dependencies are inferred from the claim text.