tert-Butyl 7-chloro-1-(5-formyl-2-methylthiophen-3-yl)-3,4-dihydroisoquinoline-2(1H)-carboxylate

tert-Butyl 7-chloro-1-(5-formyl-2-methylthiophen-3-yl)-3,4-dihydroisoquinoline-2(1H)-carboxylate