[(2R)-3-(2-{2-chloro-5-fluoro-6-[(1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]hept-2-yl]-4-pyrimidinyl}hydrazino)-2-(cyclopentyl methyl)-3-oxopropyl][(phenylmethyl)oxy]formamide|Huagongshe