Using COc1ncc(B(O)O)cn1, CC(=O)Nc1cccc(-c2nc(Br)cc(N3CCOCC3)n2)c1 to produce COc1ncc(-c2cc(N3CCOCC3)nc(-c3cccc(NC(C)=O)c3)n2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.