Using OB(O)c1ccnc2ccccc12, CN1c2cc(Br)sc2C(=O)NC1(C)C to produce CN1c2cc(-c3ccnc4ccccc34)sc2C(=O)NC1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.