Using Cn1cc(CCl)nn1, Cc1cc(-c2nnc3c4ccncc4c(=O)[nH]n23)no1 to produce Cc1cc(-c2nnc3c4ccncc4c(OCc4cn(C)nn4)nn23)no1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.