Using CCCOC(=O)c1cc2ccccc2cc1Oc1ccnc2cc(OCc3ccccc3)c(OC)cc12 to produce CCCOC(=O)c1cc2ccccc2cc1Oc1ccnc2cc(O)c(OC)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.