H OH HO COoH HO NH HO H OH-H H CH, CONH OH (+)-D-葡萄糖D天门冬酰胺Organic Chemistry Organic Chemistry Xiamen Xiamen University University HO O H H HO H OH H OH H OH (+)-D -葡萄糖 CO 2 H H NH 2 CH 2CONH 2 D-天门冬酰胺