Using COCCOCOCc1c(OC)ccc2c1Oc1cc(OC)ccc1N2C, O=CN1CCCCC1 to produce COCCOCOCc1c(OC)ccc2c1Oc1c(ccc(OC)c1CO)N2C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.