Using COc1nc2cc([N+](=O)[O-])cc(COCC(=O)OC(C)(C)C)c2nc1OC to produce O=C(O)COCc1cc([N+](=O)[O-])cc2[nH]c(=O)c(=O)[nH]c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.