1-(1-(2-(((tert-butyldiphenylsilyl)oxy)methyl)allyl)-6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)-2-methylenebutan-1-one

1-(1-(2-(((tert-butyldiphenylsilyl)oxy)methyl)allyl)-3,4-dihydroisoquinolin-2(1H)-yl)-2-methylenebutan-1-one