Using Cc1nc(C)c(C(=O)OC(C)C)c(-c2cccc([N+](=O)[O-])c2)c1C(=O)OC(C)C to produce Cc1nc(C)c(C(=O)OC(C)C)c(-c2cccc([N+](=O)[O-])c2)c1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.