Using CC1(C)OB(c2ccc3cc(NC(=O)c4ccsc4)ccc3c2)OC1(C)C, Brc1cccc2[nH]ccc12 to produce O=C(Nc1ccc2cc(-c3cccc4[nH]ccc34)ccc2c1)c1ccsc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.