Synonyms: 4-amino-1-[(2R,4R,5R)-3,3-difluoro-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one;Cytidine, 2-deoxy-2,2-difluoro-2-Deoxy-.beta.-D-2,2-difluorocytidine;Gemcitabine [USAN:BAN:INN];DDFC;LY 188011;LY188011 hydrochloride;Cytosine, 1-(2-deoxy-2,2-difluoro-beta-D-erythro-pentofuranosyl)-;Gemcitabine hydrochloride [USAN];LY188011;2-Deoxy-2,2-difluorocytidine monohydrochloride;Gemzar;2(1H)-Pyrimidinone, 4-amino-1-(2-deoxy-2,2-difluoro-D-erythro-pentofuranosyl)-;2'-Deoxy-2',2'-Difluorocytidine;2',2'-Difluorodeoxycytidine(Gemcitabine base);