Using CCOC(OCC)c1c(C#N)cnn1-c1nn(C)c(S(C)(=O)=O)c1Cl to produce Cn1nc(-n2ncc(C#N)c2C=O)c(Cl)c1S(C)(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.