Using c1ccc(P(c2ccccc2)c2ccccc2)cc1, COC(=O)c1cc([N+](=O)[O-])ccc1O to produce CCOc1ccc([N+](=O)[O-])cc1C(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.