Using CCOC(CN(CC#N)C(=O)c1ccc(OC)cc1C(=O)c1ccccc1)OCC to produce CCOC(Cn1c(C#N)c(-c2ccccc2)c2cc(OC)ccc2c1=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.