triethyl 2-phenylmethoxypropane-1,2,3-tricarboxylate

2-hydroxypropane-1,2,3-tricarbohydrazide

2-乙酰柠檬酸三乙酯

柠檬酸

2-(1-(methoxycarbonyl)-1,4-dihydropyridin-4-yl)-2-methylpropanoic acid