Using CCOC(=O)/C(=C\O)CC, Cc1cc(Oc2ccc(CCOC(=N)N)cc2)ccc1Cl to produce CCc1c[nH]c(OCCc2ccc(Oc3ccc(Cl)c(C)c3)cc2)nc1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.