Using CON, COc1cc(NC(=O)OC(C)C)cc(C=O)c1OCC#N to produce CON=Cc1cc(NC(=O)OC(C)C)cc(OC)c1OCC#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.