{(R)-1-[(S)-1-(3-Amino-1-cyclopropyl-6-fluoro-8-methyl-2,4-dioxo-1,2,3,4-tetrahydro-quinazolin-7-yl)-pyrrolidin-3-yl]-ethyl}-carbamic acid tert-butyl ester (HCID 58681880)|Huagongshe