Using COc1cc(C(=O)N2CCC3(CC2)Oc2cc(Cl)ccc2-n2cccc23)ccc1Br, OB(O)C1CC1 to produce COc1cc(C(=O)N2CCC3(CC2)Oc2cc(Cl)ccc2-n2cccc23)ccc1C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.