IUPAC:(4'R,8'S)-N-[(2,4-difluorophenyl)methyl]-14'-hydroxy-4'-methyl-2',13'-dioxo-7'-oxa-3',10'-diazaspiro[cyclopropane-1,5'-tricyclo[8.4.0.0^{3,8}]tetradecane]-1'(14'),11'-diene-12'-carboxamide
IUPAC:(4'R,8'S)-N-[(2,4-difluorophenyl)methyl]-14'-hydroxy-4'-methyl-2',13'-dioxo-7'-oxa-3',10'-diazaspiro[cyclopropane-1,5'-tricyclo[8.4.0.0^{3,8}]tetradecane]-1'(14'),11'-diene-12'-carboxamide