Using Oc1cccc2[nH]nnc12, CC(C)(C)OC(=O)Nc1cc(Br)sc1C(=O)O to produce CC(C)(C)OC(=O)Nc1cc(Br)sc1C(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.