N-((2,4-DIFLUOROPHENYL)METHYL)-6-HYDROXY-3',10-DIMETHYL-5,8-DIOXOSPIRO(2,9-DIAZATRICYCLO(7.4.1.02,7)TETRADECA-3,6-DIENE-13,5'-4H-1,2-OXAZOLE)-4-CARBOXAMIDE, (1R,10S,13S)-
n-((2,4-difluorophenyl)methyl)-6-hydroxy-3',10-dimethyl-5,8-dioxospiro(2,9-diazatricyclo(7.4.1.02,7)tetradeca-3,6-diene-13,5'-4h-1,2-oxazole)-4-carboxamide, (1r,10s,13s)-