Using COc1cc2c(Cl)ncnc2cc1O, C=CCN1CCN(CCCO)CC1 to produce C=CCN1CCN(CCCOc2cc3ncnc(Cl)c3cc2OC)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.