Using Nc1ccc(I)cn1, CC(C)(C)OC(=O)n1cc(-c2ccc(C(=O)CBr)cc2)cn1 to produce Ic1ccc2nc(-c3ccc(-c4cn[nH]c4)cc3)cn2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.