Patent ID: 7812020

Claim:
A compound that is a free base or a pharmaceutically acceptable salt of formula I: wherein: q is 0 or 1; R 1 and R 2 each are independently selected from the group consisting of halogen, cyano, C 1-6 -alk(en/yn)yl, C 3-8 -cycloalk(en)yl, C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl, halo-C 1-6 -alk(en/yn)yl, halo-C 3-8 -cycloalk(en)yl, halo-C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl, C 1-6 -alk(en/yn)yloxy, C 3-8 -cycloalk(en)yloxy and C 3-8 -Cycloalk(en)yl-C 1-6 -alk(en/yn)yloxy; and R 3 is selected from the group consisting of C 1-8 -alk(en/yn)yl, C 3-8 -cycloalk(en)yl, C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl, optionally substituted aryl-C 1-6 -alk(en/yn)yl, optionally substituted aryl-C 3-8 -cycloalk(en)yl, optionally substituted aryl-C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl, C 1-6 -alk(en/yn)yl-C 3-8 -heterocycloalk(en)yl-C 1-6 -alk(en/yn)yl, C 3-8 -heterocycloalk(en)yl-C 1-6 -alk(en/yn)yl, C 1-6 -alk(en/yn)yl-C 3-8 -heterocycloalk(en)yl-C 1-6 -alk(en/yn)yl, heteroaryl-C 1-6 -alk(en/yn)yl, heteroaryl-C 3-8 -cycloalk(en)yl, heteroaryl-C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl, NR 4 R 5 —C 1-6 -alk(en/yn)yl, NR 4 R 5 —C 3-8 -cycloalk(en)yl, NR 4 R 5 —C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl, C 1-6 -alk(en/yn)yloxy-C 1-6 -alk(en/yn)yl, C 3-8 -cycloalk(en)yloxy-C 1-6 -alk(en/yn)yl, C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yloxy-C 1-6 -alk(en/yn)yl, halo-C 1-6 -alk(en/yn)yl, halo-C 3-8 -cycloalk(en)yl and halo-C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl, wherein: R 4 and R 5 each is independently selected from the group consisting of hydrogen, C 1-6 -alk(en/yn)yl, C 3-8 -cycloalk(en)yl and C 3-8 -cycloalk(en)yl-C 1-6 -alk(en/yn)yl.