Patent ID: 8053457

Claim:
A compound of the formula I, wherein R 1 is unsubstituted or substituted alkyl, unsubstituted or substituted alkenyl or unsubstituted or substituted alkinyl, unsubstituted or substituted aryl or unsubstituted or substituted heterocyclyl; R 2 is unsubstituted or substituted alkyl, unsubstituted or substituted alkenyl, unsubstituted or substituted alkinyl, unsubstituted or substituted aryl or unsubstituted or substituted heterocyclyl; R 3 is hydrogen, halogen, unsubstituted or substituted alkyl, unsubstituted or substituted alkenyl, unsubstituted or substituted alkinyl, unsubstituted or substituted aryl, carboxy, cyano, esterified carboxy, unsubstituted or substituted heterocyclyl-carbonyl (heterocyclyl-C)═O)—), unsubstituted or substituted carbamoyl or unsubstituted or substituted heterocyclyl; R 4 is hydrogen, halogen, unsubstituted or substituted alkyl, unsubstituted or substituted alkenyl, unsubstituted or substituted alkinyl, unsubstituted or substituted aryl, carboxy, cyano, esterified carboxy, unsubstituted or substituted heterocyclyl-carbonyl (heterocyclyl-C)═O)—), unsubstituted or substituted carbamoyl or unsubstituted or substituted heterocyclyl; R A is hydrogen or unsubstituted or substituted alkyl or acyl; X is hydrogen, C 1 -C 7 -alkyl, halo-C 1 -C 7 -alkyl, C 1 -C 7 -alkoxy, halo or cyano; and Y is C 1 -C 7 -alkyl, halo-C 1 -C 7 -alkyl, C 1 -C 7 -alkoxy, halo or cyano; and/or a tautomer, an N-oxide and/or a salt thereof.