Patent ID: 7737293

Claim:
A compound of formula (10): R 1 is selected from hydrogen, acyl, a carbohydrate moiety, an amino acid moiety, a peptide moiety, a nucleotide moiety, a nucleoside moiety, and a peptide nucleic acid moiety, wherein said alkyl, alkenyl, alkynyl, aryl, arylalkyl, and/or acyl may optionally comprise a substitution and/or a heteroatom; R 10 is selected from alkyl, and aryl, wherein said alkyl and/or aryl may optionally comprise a substitution and/or a heteroatom; and R 11 is selected alkyl, aryl, and a bond that joins R 10 to form an optionally substituted heterocyclic ring of 4 to 7 atoms, wherein said alkyl and/or aryl may optionally comprise a substitution and/or a heteroatom.