Using COC(=O)c1sc(C(=O)NCc2cccc3[nH]ncc23)cc1Cl to produce O=C(NCc1cccc2[nH]ncc12)c1cc(Cl)c(C(=O)O)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.