A compound of Formula: wherein R 1 is (a) phenyl, optionally substituted with zero to four groups independently selected from the group consisting of halo, C 1 -C 4 alkyl, alkoxy, perhaloalkyl and perhaloalkoxy; or (b) heteroaryl, independently selected from the group consisting of: wherein R k is independently selected from the group consisting of H, halo, C 1 -C 3 alkyl, hydroxyl, perhaloalkyl and alkoxy; R j is independently selected from H or C 1 -C 3 alkyl wherein C 1 -C 3 alkyl is optionally substituted with from one to three halo substituents, one OH substituent or one alkoxy substituent; and n is an integer from 0-3; X is N or CR 2; R 2 is H, perhaloalkyl or C 1 -C 3 lower alkyl; R 3 is H, perhaloalkyl, C 1 -C 4 alkyl, alkalkoxy, CH 2 R i, -C R e or phenyl, wherein said phenyl is optionally substituted with zero to two groups independently selected from the group consisting of halo, C 1 -C 3 alkyl, alkoxy, perhaloalkyl and perhaloalkoxy; R i is OH, NC 3 H 6, N(C 1 -C 3 alkyl) 2 or halo; R e is OH, OC 1 -C 3 alkyl, N(C 1 -C 3 alkyl) 2, or NC 3 H 6; R 4 and R 5 are independently H or C 1 -C 3 alkyl; R 8 is phenyl or pyridyl, optionally substituted with zero to four R m substituents wherein R m is independently selected from the group consisting of halo, C 1 -C 3 alkyl, hydroxy, alkoxy, perhaloalkyl and perhaloalkoxy; or R 8 is independently selected from the group consisting of: and pharmaceutically acceptable salts of compounds of Formula. R 1 is (a) phenyl, optionally substituted with zero to four groups independently selected from the group consisting of halo, C 1 -C 4 alkyl, alkoxy, perhaloalkyl and perhaloalkoxy; or (b) heteroaryl, independently selected from the group consisting of: wherein R k is independently selected from the group consisting of H, halo, C 1 -C 3 alkyl, hydroxyl, perhaloalkyl and alkoxy; R j is independently selected from H or C 1 -C 3 alkyl wherein C 1 -C 3 alkyl is optionally substituted with from one to three halo substituents, one OH substituent or one alkoxy substituent; and n is an integer from 0-3; (a) phenyl, optionally substituted with zero to four groups independently selected from the group consisting of halo, C 1 -C 4 alkyl, alkoxy, perhaloalkyl and perhaloalkoxy; or (b) heteroaryl, independently selected from the group consisting of: wherein R k is independently selected from the group consisting of H, halo, C 1 -C 3 alkyl, hydroxyl, perhaloalkyl and alkoxy; R j is independently selected from H or C 1 -C 3 alkyl wherein C 1 -C 3 alkyl is optionally substituted with from one to three halo substituents, one OH substituent or one alkoxy substituent; and n is an integer from 0-3; wherein R k is independently selected from the group consisting of H, halo, C 1 -C 3 alkyl, hydroxyl, perhaloalkyl and alkoxy; R j is independently selected from H or C 1 -C 3 alkyl wherein C 1 -C 3 alkyl is optionally substituted with from one to three halo substituents, one OH substituent or one alkoxy substituent; and n is an integer from 0-3; X is N or CR 2; R 2 is H, perhaloalkyl or C 1 -C 3 lower alkyl; R 3 is H, perhaloalkyl, C 1 -C 4 alkyl, alkalkoxy, CH 2 R i, -C R e or phenyl, wherein said phenyl is optionally substituted with zero to two groups independently selected from the group consisting of halo, C 1 -C 3 alkyl, alkoxy, perhaloalkyl and perhaloalkoxy; R i is OH, NC 3 H 6, N(C 1 -C 3 alkyl) 2 or halo; R e is OH, OC 1 -C 3 alkyl, N(C 1 -C 3 alkyl) 2, or NC 3 H 6; R 4 and R 5 are independently H or C 1 -C 3 alkyl; R 8 is phenyl or pyridyl, optionally substituted with zero to four R m substituents wherein R m is independently selected from the group consisting of halo, C 1 -C 3 alkyl, hydroxy, alkoxy, perhaloalkyl and perhaloalkoxy; or R 8 is independently selected from the group consisting of: and pharmaceutically acceptable salts of compounds of Formula.