NC257635
3,5,9,14,21-Pentaoxa-17,18-dithia-4-phosphadocosan-1-aminium, 22-[[1-[5-deoxy-2,3-bis-O-[(1,1-dimethylethoxy)carbonyl]-β-D-ribofuranosyl]-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinyl]amino]-7-[4-[2-[[2-[[[[1-[5-deoxy-2,3-bis-O-[(1,1-dimethylethoxy)carbonyl]-β-D-ribofuranosyl]-5-fluoro-1,2-dihydro-2-oxo-..
1959594-68-3