Synoyms:BILN-2061;BILN 2061ZW;Ciluprevir (BILN 2061,BILN 2061ZW);Ciluprevir (BILN 2061);(2R,6S,12Z,13aS,14aR,16aS)-6-[[(Cyclopentyloxy)carbonyl]amino]-1,2,3,6,7,8,9,10,11,13a,14,15,16,16a-tetradecahydro-2-[[7-methoxy-2-[2-[(1-methylethyl)amino]-4-thiazolyl]-4-quinolinyl]oxy]-5,16-dioxocyclopropa[e]pyrrolo[1,2-a][1,4]diazacyclopentadecine-14a(5H)-carboxylic acid