Using COc1ccc2c(C(=O)c3ccc([N+](=O)[O-])cc3)ccnc2c1, C[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce C=C(c1ccc([N+](=O)[O-])cc1)c1ccnc2cc(OC)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.