Using COC(=O)Cc1c(C)nc2c(Cl)c(C)nn2c1Cl, O=S(=O)(c1ccccc1)N1OC1c1ccccc1 to produce COC(=O)C(O)c1c(C)nc2c(Cl)c(C)nn2c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.