Patent ID: 8623910

Claim:
A pharmaceutical composition comprising: a pharmaceutically acceptable excipient; and a compound of formula (I): or a pharmaceutically acceptable salt thereof, wherein: R 1 is H, allyl, or R 1 is C 1-3 -alkyl, benzyl, benzoyl, C 1-3 -alkylcarbonyl, each of these optionally substituted by oxiranyl, C 1-4 -alkoxyl or carboxyl; R 2 is H, C 1-3 -alkylcarbonyl, or R 2 is C 1-3 -alkyl, benzyl, each of these optionally substituted by C 1-3 -alkyl, C 1-3 -alkoxyl or carboxyl; and R 3 is H, or C 1-3 -alkyl; and wherein the compound of formula (I) is not genistein.