Using CCOC(=O)CCl, O=C(/C=C/c1cccnc1)NCC(O)c1cccc(O)c1 to produce CCOC(=O)COc1cccc(C(O)CNC(=O)/C=C/c2cccnc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.