Using COc1cccc(-c2c(Br)sc3nc(C)c(C(=O)O)c(N)c23)c1 to produce COc1cccc(-c2c(Br)sc3nc(C)cc(N)c23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.