BOC-L-亮氨酸

N-[1-(2-hydroxy-ethyl)-2,6-dioxo-piperidin-3-yl]-phthalimide

N-Boc-L-缬氨酸

BOC-L-脯氨酸

[6R(1R,2S)]-2-t-butoxycarbonylamino-4-t-butoxycarbonyloxy-5,8-di-t-butoxycarbonyl-6-(1,2 dihydroxypropyl)-5,6,7,8-tetrahydropterdin