Using COC(OC)c1c(S(C)(=O)=O)ccc(C(=O)c2cnn(C)c2O)c1Cl to produce Cn1ncc(C(=O)c2ccc(S(C)(=O)=O)c(C=O)c2Cl)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.