Using O=c1cc(OCc2ccccc2)ccn1-c1ccc2[nH]ncc2c1, ClCCN1CCOCC1 to produce O=c1cc(OCc2ccccc2)ccn1-c1ccc2c(cnn2CCN2CCOCC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.