Using CN(C)C=O, CCOC(=O)c1nn(C)c2c1ccc1cnc(NC(N)=O)nc12 to produce Cn1nc(C(N)=O)c2ccc3cnc(NC(N)=O)nc3c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.