ceftiolene ceftiolene ceftiolene (inn) is a third-generation cephalosporin antibiotic. ceftioleneclinical dataatc codenoneidentifiers iupac name (6r,7r)-7-(amino)-3-sulfanyl)ethenyl]-8-oxo-5-thia-1-azabicyclooct-2-ene-2-carboxylic acid cas number77360-52-2pubchem cid6537430chemspider5020599unii28tv2p33kfchebichebi:140116chemblchembl2106102chemical and physical dataformulac20h18n8o8s3molar mass594.59 g·mol−13d model (jsmol)interactive image smiles con=c(c1=csc(=n1)n)c(=o)nc2c3n(c2=o)c(=c(cs3)c=csc4=nnc(=o)c(=o)n4cc=o)c(=o)o inchi inchi=1s/c20h18n8o8s3/c1-36-26-10(9-7-39-19(21)22-9)13(30)23-11-15(32)28-12(18(34)35)8(6-38-17(11)28)2-5-37-20-25-24-14(31)16(33)27(20)3-4-29/h2,4-5,7,11,17h,3,6h2,1h3,(h2,21,22)(h,23,30)(h,24,31)(h,34,35)/b5-2+,26-10-/t11-,17-/m1/s1key:wjxahfzihltpfr-jlrjebffsa-n (verify)