Using O=C(CBr)c1cccnc1, CC(C)(C)OC(=O)CSC(=N)N to produce CC(C)(C)OC(=O)CSc1nc(-c2cccnc2)c[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.