Patent ID: 7060704

Claim:
A compound of the formula: R 3 , R 4 are independently H, C 1-3 alkyl, or C 1-3 alkyl substituted optionally with OH or OC 1-3 alkyl; R 7 , R 8 are together with the nitrogen atom to which they are attached incorporated into a heterocyclic ring selected from the group consisting of pyrrolidine, piperidine, Δ 3 -piperidein, piperazine, morpholine or thiomorpholine which can be unsubstituted or substituted on carbon with one or more substituents optionally selected from C 1-3 alkyl, C 1-3 alkyl substituted optionally with OH, OC 1-3 alkyl, phenyl which can be unsubstituted or substituted optionally with halogen, CF 3 , OC 1-3 alkyl, or C 1-3 alkyl, or substituted on nitrogen with C 1-4 alkoxy or phenyl which can be unsubstituted or substituted optionally with halogen, CF 3 , OC 1-3 alkyl, or C 1-3 alkyl; R 9 is phenyl or a monocyclic heteroaromatic ring which can be unsubstituted or substituted with C 1-4 alkyl, halogen, OC 1-4 alkyl; R 10 is C 1-4 alkyl, or R 10 can be joined to R 9 to form an indoline; n is 2 to 4 or a pharmaceutically acceptable salt thereof.