解 A B Chcl CH2O2CCHBNHOCOCH2C6Hs CHyO2CCH2NH2 」胜 D E CH-O2CCH-NHOCCH(CH)NHOCOCHC6Hs CH2O,NHOCCH(CH)NH F. HO2CCH2NHOCCH(CH)NH2 G CH,Br