Using COC(=O)Cc1c(C)n(C(C)c2ccc(S(C)(=O)=O)cc2)c2ncccc12 to produce Cc1c(CC(=O)O)c2cccnc2n1C(C)c1ccc(S(C)(=O)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.