What is a glucoside found in the seeds of black mustard (Brassica nigra, formerly Sinapis nigra) It resembles sinalbin, and consists of a potassium salt of myronic acid called?

sinigrin — A glucoside found in the seeds of black mustard (Brassica nigra, formerly Sinapis nigra) It resembles sinalbin, and consists of a potassium salt of myronic acid. (Webster's 1913.)

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