Using CCOC(=O)c1ccc(COc2cccnc2Cc2ncc[nH]2)cc1 to produce O=C(O)c1ccc(COc2cccnc2Cc2ncc[nH]2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.