(1aR,5S,8S,9S,10R,22aR)-5-tert-Butyl-N-{(1R,2R)-2-(difluormethyl)-1-[(1-methylcyclopropansulfonyl)carbamoyl]cyclopropyl}-9-ethyl-18,18-difluor-14-methoxy-3,6-dioxo-1,1a,3,4,5,6,9,10,18,19,20,21,22,22a-tetradecahydro-8H-7,10-methanocyclopropa[18,19][1,10,3,6]dioxadiazacyclononadecino[11,12-b]chinoxalin-8-carboxamid