Patent ID: 8093274

Claim:
A pharmaceutical composition comprising a compound or salt thereof having the formula wherein J is hydrogen or is 1-2 substituents selected from the group consisting C 1 -C 3 alkyl and halogen, wherein G is wherein E is selected from the group consisting of hydrogen, C 1 -C 3 alkyl, and halogen, wherein W is selected from the group consisting of cyclic, linear, or branched alkyl of from 2 to 8 carbons, unsubstituted phenyl, and phenyl substituted with C 1 -C 3 alkyl, or halogen, wherein X—Y is selected from the group consisting of wherein A is selected from the group consisting of and —CO 2 M; wherein M is selected from the group consisting of hydrogen and alkyl of from 1 to 2 carbons, wherein n is between 0 and 3 carbons; wherein R is any alpha-substituent of an amino acid; wherein Z is S—U; and wherein U is selected from the group consisting of alkyl of from 2 to 10 carbons; and salts of the compound, and a pharmaceutically acceptable carrier or diluent.