1-(methoxycarbonyl)vinyl 4-chlorobenzoate InChI=1/C11H9ClO4/c1-7(10(13)15-2)16-11(14)8-3-5-9(12)6-4-8/h3-6H,1H2,2H benzoic acid, 4-chloro-, 1-(methoxycarbonyl)ethenyl ester