Using CCOC(C)=O, CCOC(=O)c1ccc(-n2cc(C#N)c(-c3ccccc3OCc3ccccc3)c2)c(OC)c1OC to produce CCOC(=O)c1ccc(-n2cc(C#N)c(-c3ccccc3O)c2)cc1OCOC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.