Patent ID: 6844316

Claim:
Compounds of the general formula (I) wherein R is a peptide or a branched or unbranched C 1 -C 9 alkyl chain, a branched or unbranched C 2 -C 9 alkenyl chain, a branched or unbranched C 2 -C 9 alkynyl chain, a C 3 -C 9 cycloalkyl, C 4 -C 9 carbocyclic, C 5 -C 14 aryl, C 3 -C 9 heteroaryl, or C 3 -C 9 heterocyclic, all of the above residues optionally being substituted, the residue AS—AS is a dipeptide or a mimetic thereof, E is O or S, and R′ is a branched or unbranched C 1 -C 9 alkyl chain, a branched or unbranched C 2 -C 9 alkenyl chain, a branched or unbranched C 2 -C 9 alkynyl chain, a C 3 -C 9 cycloalkyl, C 4 -C 9 cycloalkenyl, C 2 -C 9 heteracycloalkyl, C 3 -C 9 heterocycloalkenyl, C 5 -C 14 aryl, C 3 -C 9 heteroaryl, or C 3 -C 9 heterocyclic, wherein the heterocycloalkyl, heterocycloalkenyl, heteroaryl, heterocyclic residue can have up to 6 hetero atoms in the ring, or R′ is an amino acid or a peptide or a mimetic thereof, all of the above residues optionally being substituted, or R′ is H or alkoxy, alkenyloxy, alkynyloxy, carbocyclicoxy, heteroraryloxy, heterocyclicoxy, thioether or a substituted residue thereof.