Using COC(=O)c1cc2c(cc1C)[nH]c(=O)c1cnn(C3CCOCC3)c12 to produce Cc1cc2[nH]c(=O)c3cnn(C4CCOCC4)c3c2cc1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.