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US 4,129,564 AGranted
Spirolactones
AssigneeSchering, A.G. Patentabteilung
InventorsRudolf Wiechert, Dieter Bittler, Ulrich Kerb, Jorge Casals-Stenzel, Wolfgang Losert
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Abstract
New spirolactones of the formula ##STR1## R is a lower alkyl of up to 5 carbon atoms, and ##STR2##
Claims19
A spirolactone of the formula ##STR10## wherein R is lower alkyl of up to 5 carbon atoms, and ##STR11##
Dependencies are inferred from the claim text.