ibacitabine ibacitabine ibacitabine (or ibacitabin, or 5-iodo-2'-deoxycytidine ) is an antiviral drug. it is topically applied to treat herpes labialis. ibacitabine names iupac name 2′-deoxy-5-iodocytidine systematic iupac name 4-amino-1--5-iodopyrimidin-2(1h)-one identifiers cas number 611-53-0 y 3d model (jsmol) interactive image chembl chembl2104340 n chemspider 58561 n echa infocard 100.009.337 kegg d07200 y pubchem cid 65050 unii 3ek8532dzv y comptox dashboard (epa) dtxsid50209985 inchi inchi=1s/c9h12in3o4/c10-4-2-13(9(16)12-8(4)11)7-1-5(15)6(3-14)17-7/h2,5-7,14-15h,1,3h2,(h2,11,12,16)/t5-,6+,7+/m0/s1 nkey: wevjjmpvvfnahz-rrkcrqdmsa-n ninchi=1/c9h12in3o4/c10-4-2-13(9(16)12-8(4)11)7-1-5(15)6(3-14)17-7/h2,5-7,14-15h,1,3h2,(h2,11,12,16)/t5-,6+,7+/m0/s1key: wevjjmpvvfnahz-rrkcrqdmbc smiles occ1(o)c(o1)n2c=c(i)c(n)=nc2=o properties chemical formula c9h12in3o4 molar mass 353.11375 pharmacology atc code d06bb08 (who) except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references