setrobuvir setrobuvir setrobuvir (also known as ana-598) was an experimental drug candidate for the treatment of hepatitis c that was discovered at anadys pharmaceuticals, which was acquired by roche in 2011; roche terminated development in july 2015. it was in phase iib clinical trials, used in combination with interferon and ribavirin, targeting hepatitis c patients with genotype 1. setrobuvir names preferred iupac name n-(3--1,1-dioxo-1,4-dihydro-1λ6,2,4-benzothiadiazin-7-yl)methanesulfonamide other names ana-598; ana598 identifiers cas number 1071517-39-9 n 3d model (jsmol) interactive image chembl chembl1076263 y chemspider 24680206 y kegg d10165 n pubchem cid 45136829 unii t5b2gi8f84 n inchi inchi=1s/c25h25fn4o6s2/c1-37(33,34)28-17-8-9-18-19(11-17)38(35,36)29-24(27-18)21-23(31)20-14-4-5-15(10-14)22(20)30(25(21)32)12-13-2-6-16(26)7-3-13/h2-3,6-9,11,14-15,20,22,28,31h,4-5,10,12h2,1h3,(h,27,29)/t14-,15+,20+,22-/m0/s1 ykey: dekoyvowovjmpm-rlhiphhxsa-n yinchi=1/c25h25fn4o6s2/c1-37(33,34)28-17-8-9-18-19(11-17)38(35,36)29-24(27-18)21-23(31)20-14-4-5-15(10-14)22(20)30(25(21)32)12-13-2-6-16(26)7-3-13/h2-3,6-9,11,14-15,20,22,28,31h,4-5,10,12h2,1h3,(h,27,29)/t14-,15+,20+,22-/m0/s1key: dekoyvowovjmpm-rlhiphhxby smiles cs(nc(c=c1)=cc2=c1nc(c3=c(o)4()(5cc4c5)()n(cc6=cc=c(f)c=c6)c3=o)=ns2(=o)=o)(=o)=o properties chemical formula c25h25fn4o6s2 molar mass 560.62 g·mol−1 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 setrobuvir works by inhibiting the hepatitis c enzyme ns5b, an rna polymerase.