Using Cn1nccc1-c1ncccc1CCl, COCCOc1cc(C=O)c(O)cn1 to produce COCCOc1cc(C=O)c(OCc2cccnc2-c2ccnn2C)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.