Propanoic acid, 3-(2-bromo-2-methyl-1-oxopropoxy)-2-[[3-[(3-ethoxy-3-oxopropyl)dithio]-1-oxopropoxy]methyl]-2-methyl-, 2-propyn-1-yl ester

Propanoic acid, 3-(2-bromo-2-methyl-1-oxopropoxy)-2-[[3-[(3-ethoxy-3-oxopropyl)dithio]-1-oxopropoxy]methyl]-2-methyl-, 2-propyn-1-yl ester