NC64709
Thymidine 5′-(pentahydrogen tetraphosphate), P′′′-[5′-[[[3-carboxy-4-(2,3,6,7,12,13,16,17-octahydro-1H,5H,11H,15H-xantheno[2,3,4-ij:5,6,7-i‘j′]diquinolizin-18-ium-9-yl)benzoyl]amino]methyl]-6′-ethoxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3′-yl] ester, inner salt