IUPAC:[(8'R)-9'-[(2S)-12,13-difluoro-9-thiatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-2-yl]-2',13'-dioxo-6'-oxa-3',9',10'-triazaspiro[cyclopropane-1,5'-tricyclo[8.4.0.0^{3,8}]tetradecane]-1'(14'),11'-dien-14'-yloxy]methyl methyl carbonate
IUPAC:[(8'R)-9'-[(2S)-12,13-difluoro-9-thiatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-2-yl]-2',13'-dioxo-6'-oxa-3',9',10'-triazaspiro[cyclopropane-1,5'-tricyclo[8.4.0.0^{3,8}]tetradecane]-1'(14'),11'-dien-14'-yloxy]methyl methyl carbonate