Using CCOC(=O)c1c(N)sc(N)c1C(=O)OCC, CCN(CC)c1ccc(C=O)s1 to produce CCOC(=O)c1c(N)sc(N=Cc2ccc(N(CC)CC)s2)c1C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.