Using CCOC(=O)/C=C/c1cc(OCc2ccc(OCc3nc(-c4ccccc4)oc3C)c(OC)c2)nn1-c1ccccc1 to produce COc1cc(COc2cc(/C=C/C(=O)O)n(-c3ccccc3)n2)ccc1OCc1nc(-c2ccccc2)oc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.