Using O=Cc1cc2ccccc2s1, CC(C)(C)OC(=O)CP(=O)(Oc1ccccc1)Oc1ccccc1 to produce CC(C)(C)OC(=O)C=Cc1cc2ccccc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.