sodium 4-methyl-6-(2-methyl-3-(4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxamido)phenyl)-3-oxo-3,4-dihydropyrazin-2-olate 、
l-甲基-3-氨基-5-溴-l-H-吡啶-2-酮 以gave a 28% yield (2.10 g) of 43 as a yellow solid的产率得到N-(3-(5-Amino-1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-2-methylphenyl)-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxamide