Patent ID: 7550470

Claim:
A compound of formula I wherein m is independently 0,1 or 2; R 1 is: 1) C 2 -C 6 alkenyl, 2) C 2 -C 6 alkynyl, 3) C 2 -C 8 alkyl, 4) (C═O)NR a R b , 5) (C═O)R c 6) (C═O)OR c , or 7) heterocyclyl, said heterocyclyl is substituted with at least one substituent selected from: a) C 0 -C 6 alkyl-(C═O)NR a R b , b) C 0 -C 6 alkyl-SO m R d , c) C 0 -C 6 alkyl-CO 2 R c , d) C 1 -C 6 alkyl-OR c , e) C 1 -C 6 alkyl-NR a R b , and f) C 0 -C 6 alkyl-(C═O)—C 0 -C 6 alkyl-OR c ; R 2 , R 3 and R 5 are hydrogen; R 4 is selected from: 1) C 6-10 aryl, 2) C 5-10 heterocyclyl, provided that R 4 is not pyrididonyl, said aryl and heterocyclyl optionally substituted with at least one substituent selected from R b ; R a and R b independently are independently selected from: 1) H, 2) C 1 -C 6 alkyl, 3) C 2 -C 6 alkenyl, 4) C 2 -C 6 alkynyl, 5) C 3 -C 10 cycloalkyl, 6) C 6 - 10 aryl, 7) C 5 - 10 heterocyclyl, 9) C 0 -C 6 alkyl-SOmR d , 10) C 0 -C 6 alkyl-CO 2 R c , 11) C 0 -C 6 alkyl-OR c , 13) C 0 -C 6 alkyl-(C═O)-C 0 -C 6 alkyl-OR c , said alkyl, aryl and heterocyclyl are optionally substituted with at least one substituent selected from R d , R c independently is: 1) H, 2) unsubstituted or substituted C 1 -C 6 alkyl, 3) unsubstituted or substituted C 2 -C 6 alkenyl, 4) unsubstituted or substituted C 2 -C 6 alkynyl, 5) unsubstituted or substituted C 3 -C 10 cycloalkyl, 6) unsubstituted or substituted C 6 - 10 aryl, or 7) unsubstituted or substituted C 5 - 10 heterocyclyl; said substitution being at least one substituent selected from R b ; R d independently is: 1) unsubstituted or substituted C 1 -C 6 alkyl, 2) unsubstituted or substituted C 2 -C 6 alkenyl, 3) unsubstituted or substituted C 2 -C 6 alkynyl, 4) unsubstituted or substituted C 3 -C 10 cycloalkyl, 5) unsubstituted or substituted C 6 - 10 aryl, or 6) unsubstituted or substituted C 5 - 10 heterocyclyl; said substitution being at least one substituent selected from R b ; or a pharmaceutically acceptable salt or stereoisomer thereof.