Using CCOC(=O)C=P(c1ccccc1)(c1ccccc1)c1ccccc1, CCOC1(O[Si](C)(C)C)CC1 to produce CCOC(=O)C=C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.