3-метил-4-(пирролалкан-1-基метил酰基)бензолборная кислота频哪спиртэфир
(2-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)phenyl)(pyrrolidin-1-yl)methanone
(2-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)phenyl)(pyrrolidin-1-yl)methanone 95%