Using COc1ccc(-c2nnc3n2CCNC3c2nc(-c3cccc(Cl)c3)no2)cc1, O=CO to produce COc1ccc(-c2nnc3n2CCN(C)C3c2nc(-c3cccc(Cl)c3)no2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.