A compound of Formula I or a pharmaceutically acceptable salt thereof wherein: R1 is: - C1-C6 alkyl; - methyl substituted with i) C3-C5 cycloalkyl; ii) phenoxy; or iii) a phenyl and a second substituent selected from the group consisting of: methyl, halo and methoxy; - ethyl substituted with i) phenyl, said phenyl is optionally substituted with halo or methoxy, or ii) heteroaryl; - benzyl, wherein the phenyl group of said benzyl is optionally substituted with halo, methoxy or SO 2 CH 2 CH 3; - C2 alkenyl optionally substituted with one F and one phenyl; - C3-C7 cycloalkyl, said cycloalkyl is optionally substituted with one or two substituents selected from the group consisting of phenyl, methyl and F; or said cycloalkyl is optionally fused to a phenyl ring; - heterocycloalkyl optionally substituted with one or two C1-C3 alkyl; - heteroaryl optionally substituted with one to two substituents selected from the group consisting of: C1-C3 alkyl, C1-C3 alkoxy and CF 3; and - phenyl substituted with one to three substituents selected from the group consisting of: i) halo; ii) CN; iii) C1-C3 alkyl optionally substituted with one to three F; iv) C1-C3 alkoxy; v) n NRaRb; vi) C CH 3; and vii) CH 2 OCH 3; R2 is halo or C1-C3 alkyl; R3 is halo or methyl; R4 is H or methyl; R5 is C1-C3 alkyl; R6 is C1-C3 alkyl; R7 is selected from the group consisting of: - C1-C7 alkyl optionally substituted with one or more substituents selected from the group consisting of halo, C3-C5 cycloalkyl and CF3; - C3-C7 cycloalkyl optionally substituted with one or two substituents selected from the group consisting of F, CH 2 F, CHF 2, methyl and methoxy, each k is 0 or 1; each p is 0 or 1; each n is 0, 1 or 2; each Ra is H or C1-C3 alkyl; each Rb is H or C1-C3 alkyl; R1 is: - C1-C6 alkyl; - methyl substituted with i) C3-C5 cycloalkyl; ii) phenoxy; or iii) a phenyl and a second substituent selected from the group consisting of: methyl, halo and methoxy; - ethyl substituted with i) phenyl, said phenyl is optionally substituted with halo or methoxy, or ii) heteroaryl; - benzyl, wherein the phenyl group of said benzyl is optionally substituted with halo, methoxy or SO 2 CH 2 CH 3; - C2 alkenyl optionally substituted with one F and one phenyl; - C3-C7 cycloalkyl, said cycloalkyl is optionally substituted with one or two substituents selected from the group consisting of phenyl, methyl and F; or said cycloalkyl is optionally fused to a phenyl ring; - heterocycloalkyl optionally substituted with one or two C1-C3 alkyl; - heteroaryl optionally substituted with one to two substituents selected from the group consisting of: C1-C3 alkyl, C1-C3 alkoxy and CF 3; and - phenyl substituted with one to three substituents selected from the group consisting of: i) halo; ii) CN; iii) C1-C3 alkyl optionally substituted with one to three F; iv) C1-C3 alkoxy; v) n NRaRb; vi) C CH 3; and vii) CH 2 OCH 3; - C1-C6 alkyl; - methyl substituted with i) C3-C5 cycloalkyl; ii) phenoxy; or iii) a phenyl and a second substituent selected from the group consisting of: methyl, halo and methoxy; - ethyl substituted with i) phenyl, said phenyl is optionally substituted with halo or methoxy, or ii) heteroaryl; - benzyl, wherein the phenyl group of said benzyl is optionally substituted with halo, methoxy or SO 2 CH 2 CH 3; - C2 alkenyl optionally substituted with one F and one phenyl; - C3-C7 cycloalkyl, said cycloalkyl is optionally substituted with one or two substituents selected from the group consisting of phenyl, methyl and F; or said cycloalkyl is optionally fused to a phenyl ring; - heterocycloalkyl optionally substituted with one or two C1-C3 alkyl; - heteroaryl optionally substituted with one to two substituents selected from the group consisting of: C1-C3 alkyl, C1-C3 alkoxy and CF 3; and - phenyl substituted with one to three substituents selected from the group consisting of: i) halo; ii) CN; iii) C1-C3 alkyl optionally substituted with one to three F; iv) C1-C3 alkoxy; v) n NRaRb; vi) C CH 3; and vii) CH 2 OCH 3; i) halo; ii) CN; iii) C1-C3 alkyl optionally substituted with one to three F; iv) C1-C3 alkoxy; v) n NRaRb; vi) C CH 3; and vii) CH 2 OCH 3; R2 is halo or C1-C3 alkyl; R3 is halo or methyl; R4 is H or methyl; R5 is C1-C3 alkyl; R6 is C1-C3 alkyl; R7 is selected from the group consisting of: - C1-C7 alkyl optionally substituted with one or more substituents selected from the group consisting of halo, C3-C5 cycloalkyl and CF3; - C3-C7 cycloalkyl optionally substituted with one or two substituents selected from the group consisting of F, CH 2 F, CHF 2, methyl and methoxy, - C1-C7 alkyl optionally substituted with one or more substituents selected from the group consisting of halo, C3-C5 cycloalkyl and CF3; - C3-C7 cycloalkyl optionally substituted with one or two substituents selected from the group consisting of F, CH 2 F, CHF 2, methyl and methoxy, each k is 0 or 1; each p is 0 or 1; each n is 0, 1 or 2; each Ra is H or C1-C3 alkyl; each Rb is H or C1-C3 alkyl;