tert-butyl N-[2-(3,4-dihydroxyphenyl)ethyl]carbamate

5-[[amino-[(2-methylpropan-2-yl)oxycarbonylamino]methylidene]amino]-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid

N-叔丁氧羰基-六亚甲基亚胺

(苯基亚甲基)氨基甲酸叔丁酯

[(2S,3R)-1-肼基-3-羟基-1-氧代-2-丁炔基]氨基甲酸叔丁酯