Patent ID: 8258301

Claim:
A compound of the formula (I) wherein: R 1 is C 1-3 -alkyl; R 2 , R 3 , and R 4 are each H; Y is —NH—; W is —(CH 2 ) n —, wherein n is 2 or 3; R 5 and R 6 , together with the N they are bonded to, are a pyrrolidinyl, piperidinyl, piperazinyl, morpholinyl, or azepanyl group, each optionally independently substituted with one to three groups selected from phenyl, phenyl-C 1-3 -alkyl, phenyl-SO 2 —, phenyl-C 0-1 -alkyloxy, diphenylhydroxymethyl, diphenylmethoxy, C 1-3 -alkyl, —CO 2 C 1-6 -alkyl, and OH, wherein each phenyl is optionally independently substituted with one to three R 7 ; and R 7 is C 1-6 -alkyl, C 1-6 -alkoxy, Cl, F, —OH, —OCF 3 , or CF 3 , or a tautomer, or salt thereof.