103882-84-4 122111-03-9 2',2'-Difluorodeoxycytidine 2(1H)-Pyrimidinone, 4-amino-1-(2-deoxy-2,2-difluoro-D-erythro-pentofuranosyl)- 2(1H)-Pyrimidinone, 4-amino-1-(2-deoxy-2,2-difluoro-D-erythropentofuranosyl)- (9CI) 95058-81-4 Cytosine, 1-(2-deoxy-2,2-difluoro-beta-D-erythro-pentofuranosyl)-