Patent ID: 7893227

Claim:
A compound selected from the group consisting of: wherein R 1 ═H, monophosphate, diphosphate or triphosphate, R 2 ═H or OH, R 3 and R 4 are each independently selected from the group of H, a C 1 -C 12 straight chain or branched alkyl, a C 2 -C 12 straight chain or branched alkenyl or polyenyl, a C 2 -C 12 straight chain or branched alkynyl or polyalkynyl, and an aromatic group, R 5 , R 6 , and R 7 , are each independently selected from the group consisting of H, OCH 3 , NO 2 , CN, a halide, a C 1 -C 12 straight chain or branched alkyl, a C 2 -C 12 straight chain or branched alkenyl or polyenyl, a C 2 -C 12 straight chain or branched alkynyl or polyalkynyl, and an aromatic group, with the proviso that one of R 5 , R 6 , and R 7 is a group of the structure —C≡CCH 2 NH 2 , wherein X═CH 2 , CH═CH, C≡C, O, S, or NH, Y═CH 2 , O, or NH, n=an integer from 0-12; m=an integer from 0-12, and Dye=a fluorophore, and R 8 and R 9 are as defined above for R 5 , R 6 , and R 7 , with the proviso that R 8 and R 9 are not NO 2 .