893444-15-0
ethyl 5-[(1R)-1-[(2-methylpropan-2-yl)oxycarbonylamino]ethyl]-1,2-oxazole-3-carboxylate
→
893842-76-7
(R)-5-(1-((叔丁氧基羰基)氨基)乙基)异噁唑-3-羧酸