2(1H)-Pyrimidinone, 4-amino-1-(5-O-(1-oxooctyl)-beta-D-arabinofuranosyl)- 31088-08-1 4-Amino-1-(5-O-(1-oxooctyl)-beta-D-arabinofuranosyl)-2(1H)-pyrimidinone Ara-C 5'-octanoate Cytarabine 5'-octanoate