A1C9P a1c9p 3,5-difluoro-N-[(5R,6aS,8R,10R,12S,13S,15aS,19R,21S,23aS)-8-fluoro-13,21-dimethyl-6,11,15,20,23-pentaoxooctadecahydro-2H,6H,11H,15H-pyrido[2,1-i]dipyrrolo[2,1-c:2',1'-l][1,4,7,10,13]oxatetraazacyclohexadecin-12-yl]-Nalpha-{(2E)-3-[(1S,2R)-2-methylcyclopentyl]prop-2-enoyl}-L-phenylalaninamide A1C9P