Patent ID: 6841682

Claim:
A compound of Formula III wherein: R 1 is hydrogen, halogen, C 1-5 alkoxy, hydroxyl, or C 1-6 alkyl; R 2 is C 1-6 alkyl, substituted C 1-6 alkyl where the alkyl substituents are one or more halogens, phenyl, substituted phenyl where the phenyl substituents are independently selected from one or more of the group consisting of C 1-5 alkyl, C 1-5 alkoxy, and trihaloC 1-5 -alkyl), phenylC 1-5 alkyl, or substituted phenylC 1-5 alkyl where the phenyl substituents are independently selected from one or more of the group consisting of C 1-5 alkyl, halogen, C 1-5 alkoxy, and trihaloC 1-5 alkyl; R 7 is formyl, halomethyl, hydroxymethyl, t-butyldiphenylsilyloxymethyl, C 1-6 alkoxycarbonyl, and carboxy; and Q is selected from the group consisting of where the points of attachment are depicted by the hashed bonds, where one point of attachment is bonded to the methylene adjacent to the depicted piperazine and the second point of attachment is bonded to R 7 .