Using CCOP(=O)(CC#N)OCC, COc1ccc2c(c1)C(=O)c1c-2ccc2c1OCO2 to produce COc1ccc2c(c1)C(=CC#N)c1c-2ccc2c1OCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.