Using COC(=O)C[C@@H]1N=C(c2ccc(Cl)cc2)c2c(sc(C(=O)O)c2C)-n2c(C)nnc21 to produce COC(=O)C[C@@H]1N=C(c2ccc(Cl)cc2)c2c(C)csc2-n2c(C)nnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.