5-(4-Ethoxycarbonyl-16-methyl-7-oxo-2,5,8-triazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10,12,14-hexaen-16-yl)pentanoic acid 在
sodium hydroxide 作用下,
反应 15.0h,
以19%的产率得到16-(4-Carboxybutyl)-16-methyl-7-oxo-2,5,8-triazatetracyclo[7.7.0.02,6.010,15]hexadeca-1(9),3,5,10,12,14-hexaene-4-carboxylic acid