NC46433
5′-Thymidylic acid, 5′-anhydride with P-[21-[[4-carboxy-2,3,6-trichloro-5-(1,2,3,4,8,9,10,11-octahydro-2,2,4,8,10,10-hexamethyl-12,14-disulfopyrano[3,2-g:5,6-g′]diquinolin-13-ium-6-yl)phenyl]thio]-2,4-dihydroxy-2,4-dioxido-13,20-dioxo-3,5-dioxa-12,19-diaza-2,4-diphosphaheneicos-1-yl]phosphonic acid ...