2-acetyl-4-methyl-pentanoic acid benzyl ester

(R)-2-(((benzyloxy)amino)methyl)-4-methylpentanoic acid

(R)-4-苄基-3-(4-甲基戊酰基)-噁唑啉-2-酮

(R)-2-(hydroxymethyl)-4-methylpentanoic acid

(R)-2-((benzyloxy)methyl)-4-methylpentanoic acid