2-(4-methoxyphenyl)quinazoline-4-carboxylic acid 、
5-hydroxy-6-methoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride 以gave compound 22 (16% yield) as a yellow solid的产率得到2-[[2-(4-methoxylphenyl)quinazolin-4-yl]carbonyl]-5-hydroxy-6-methoxy-1,2,3,4-tetrahydroisoquinoline