IUPAC:(2R,6S,9S)-9-[(2S)-2-(acetylsulfanyl)-3-methylbutanamido]-8-oxo-7-azatricyclo[9.4.0.0^{2,7}]pentadeca-1(11),12,14-triene-6-carboxylic acid
IUPAC:(2R,6S,9S)-9-[(2S)-2-(acetylsulfanyl)-3-methylbutanamido]-8-oxo-7-azatricyclo[9.4.0.0^{2,7}]pentadeca-1(11),12,14-triene-6-carboxylic acid