ethyl 2-bromo-2-(6-(methoxymethoxy)-7-methylbenzo[d][1,3]dioxol-4-yl)acetate

ethyl 2-hydroxy-2-(6-(methoxymethoxy)-7-methylbenzo[d][1,3]dioxol-4-yl)acetate

ethyl 2-hydroxy-2-(7-hydroxy-6-(methoxymethoxy)benzo[d][1,3]dioxol-4-yl)acetate

ethyl 2-hydroxy-2-(6-(methoxymethoxy)-7-(((trifluoromethyl)sulfonyl)oxy)benzo[d][1,3]dioxol-4-yl)acetate

tert-butyl (R)-4-((1R,3S)-8-hydroxy-3-(hydroxymethyl)-7-methoxy-6-methyl-1,2,3,4-tetrahydroisoquinolin-1-yl)-2,2-dimethyloxazolidine-3-carboxylate