Using Cc1cccnc1CO, Clc1nn2c(-c3cccnc3)nnc2cc1C1CCC1 to produce Cc1cccnc1COc1nn2c(-c3cccnc3)nnc2cc1C1CCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.