Patent ID: 8664401

Claim:
A compound of the formula: or a pharmaceutically acceptable salt thereof, wherein R 1 is C 1 -C 3 alkyl; R 2 is hydrogen or C 1 -C 3 alkyl; R 3 is hydrogen, halogen, C 1 -C 3 alkyl, C 1 -C 3 alkoxy, trifluoromethyl, or trifluoromethoxy; L is absent, or is selected from the group consisting of C 1 -C 6 alkylene which may be optionally substituted, C 2 -C 6 alkenylene, C 2 -C 6 alkynylene, —(CH 2 ) p —O—(CH 2 ) n , and —(CH 2 ) p —O—(CH 2 ) z —O—(CH 2 ) n —; n is an integer ranging from 0 to 4; p is an integer ranging from 0 to 4; q is an integer ranging from 0 to 6 z is an integer ranging from 1 to 4; D is selected from the group consisting of: i) (C 3 -C 10 )cycloalkyl, optionally substituted, ii) (C 6 -C 10 )aryl, optionally substituted, iii) heteroaryl, optionally substituted, iv) heterocyclic, optionally substituted, T is absent, or is —S—(CH 2 ) z —O—(CH 2 ) n , —O—(CH 2 ) z —S—(CH 2 ) n , —(CH 2 ) q —, —(CH 2 ) n —C(O)—(CH 2 ) p —, —(CH 2 ) n —O—(CH 2 ) p —, —(CH 2 ) n —S—(CH 2 ) p , S—C 1 -C 6 alkylene which may be optionally substituted, —O—C 1 -C 6 alkylene which may be optionally substituted, —O—(CH 2 ) p —C(O)—(CH 2 ) n —, —(CH 2 ) p —C(O)—(CH 2 ) q —O—(CH 2 ) n —, —O—(CH 2 ) z —O—(CH 2 ) n —, —O—(CH 2 ) z —O—(CH 2 ) z —O—(CH 2 ) n —, —S—(CH 2 ) z —S—(CH 2 ) n —, —(CH 2 ) n —SH, or —(CH 2 ) n —OH, and; G is absent, or is selected from the group consisting of: i) (C 3 -C 10 )cycloalkyl, optionally substituted; ii) (C 6 -C 10 )aryl optionally substituted; iii) heteroaryl, optionally substituted, and; iv) heterocyclic, optionally substituted.