Using COC(=O)c1cc(-c2ccc(O)cc2)nc2[nH]nc(C)c12 to produce Cc1n[nH]c2nc(-c3ccc(O)cc3)cc(C(=O)O)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.