Patent ID: 8664234

Claim:
A compound of formula (I): and pharmaceutically acceptable salts thereof, wherein Y is selected from the group consisting of (1) a C 5-10 heterocycle group, said heterocycle optionally substituted with 1 to 3 groups of R 1 , and (2) C 6-10 aryl group, said aryl optionally substituted with 1 to 3 groups of R 1 , R 1 is selected from the group consisting of (1) hydrogen, (2) C 6-10 aryl, (3) C 5-10 heterocycle, (4) (CH 2 ) n halogen, (5) —CN, (6) —O—C 1-6 alkyl, (7) —C 1-6 alkyl, (8) —C 2-6 alkenyl (9) —S(═O) n —R 4 , (10) —NR 5A R 5B , (11) —OH, (12) -oxo wherein said aryl, heterocycle, alkyl and alkenyl moiety is optionally substituted with one to three of (a) halogen, (b) hydroxy, (c) —O—C 1-6 alkyl, (d) —C 1-6 alkyl, (e) —C(═O)—(O) m —R 6 , (f) —N(R 5A R 5B ), (g) —S(|O) n —R 8 , or (h) C 5-10 heteroaryl, which is optionally substituted with 1 to 3 groups of C 1-6 alkyl, R 2 is selected from the group consisting of (1) hydrogen, (2) C 6-10 aryl, (3) C 5-10 heterocycle, (4) C 5-10 heterocycloalkyl (4) —O—C 1-6 alkyl, (5) —C 1-6 alkyl, (6) —C 2-6 alkenyl, (7) —S(═O) n —R 4 , (8) —C 3-8 cycloalkyl, (9) —C 5-8 cycloalkenyl, (11) —NR 5A R 5B , wherein said aryl, heterocycle, heterocycloalkyl, alkyl, alkenyl, cycloalkyl and cycloalkenyl moiety is optionally substituted with one or more (a) halogen, (b) hydroxy, (c) —O—C 1-6 alkyl, (d) —C 1-6 alkyl, (e) —S(═O) n —R 8 , (f) —C 2-6 alkenyl, (g) —CN, (h) —C(═O)—(O) m —R 6 , (i) —NR 5A R 5B , (j) oxo, (k) C 6-10 aryl, (l) C 5-10 heterocycle, (m) C 5-10 heterocycloalkyl group, (n) —OC(═O)—R 6 , wherein the alkyl, alkenyl, aryl, heteroaryl or heterocyclic moiety is optionally substituted with one or more (iv) halogen, (v) —C 1-6 alkyl, or (vi) —OC 1-6 alkyl; R 4 , R 6 and R 8 are independently selected from the group consisting of (1) hydrogen, (2) —C 1-6 alkyl, (3) —C 2-6 alkenyl, and (3) —(CH 2 ) n -aryl, wherein said R 4 , R 6 and R 8 alkyl or aryl moiety is optionally substituted with one or more (a) halogen, (b) cyano, and (c) —O—C 1-6 alkyl, wherein said alkyl is optionally substituted with one or more halogen; R 5A and R 5B are selected from the group consisting of (1) hydrogen, (2) —C 1-6 alkyl, (3) —C 3-6 cycloalkyl, (4) —C(═O)—O—R 6 , (5) —S(O) 2 —R 6 , or R 5A and R 5B are linked together with the nitrogen to which they are both attached to form a 2-6 membered carbocyclic ring, wherein one or two of the ring carbon atoms is optionally replaced by a nitrogen, oxygen or sulfur; m is 0 or 1; and n is 0, 1 or 2.