Using CNCCN(C)C, O=C(O)c1ccc(-c2cnc3nnn(Cc4ccc5ncccc5c4)c3n2)cc1 to produce CN(C)CCN(C)C(=O)c1ccc(-c2cnc3nnn(Cc4ccc5ncccc5c4)c3n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.