Cyclobutanecarboxylic acid, 3-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methylene]-, methyl ester
Cyclobutanecarboxylic acid, 3-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methylene]-, methyl ester ·
Cyclobutanecarboxylic acid, 3-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methylene]-, methyl ester ·