N-ethyl-N,4-dimethyl-6-(trimethylstannyl)pyridine-3-sulfonamide 、
6-(2-氨基-5-溴吡啶-3-基)-3,4-二氢异喹啉-1(2H)-酮 以to give 6′-amino-N-ethyl-N,4-dimethyl-5′-(1-oxo-1,2,3,4-tetrahydroisoquinolin-6-yl)-[2,3′-bipyridine]-5-sulfonamide as a yellow solid (41 mg, 33% yield)的产率得到6'-amino-N-ethyl-N,4-dimethyl-5'-(1-oxo-1,2,3,4-tetrahydroisoquinolin-6-yl)-[2,3'-bipyridine]-5-sulfonamide