153265-57-7 2'-Deoxy-2'-isocyano-1-arabinofuranosylcytosine 2(1H)-Pyrimidinone, 4-amino-1-(2-deoxy-2-isocyano-beta-D-arabinofuranosyl)- 4-Amino-1-(2-deoxy-2-isocyano-beta-D-arabinofuranosyl)-2(1H)-pyrimidinone NCDAC