InChI=1/C13H16O2Si/c1-15-13(14)12-7-5-11(6-8-12)9-10-16(2,3)4/h5-8H,1-4H benzoic acid, 4-[(trimethylsilyl)ethynyl]-, methyl ester methyl 4-[(trimethylsilyl)ethynyl]benzoate