(1R,2S,5S)-3-[(2S)-2-[[(2S)-1-(4,4-dimethyl-2,6-dioxopiperidin-1-yl)-3,3-dimethylbutan-2-yl]carbamoylamino]-3,3-dimethylbutanoyl]-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxylic acid 、 在
N-甲基吗啉 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
生成
1-[[(1S,4S,5R)-3-[(2S)-2-[[(1S)-1-[(4,4-dimethyl-2,6-dioxo-1-piperidyl)methyl]-2,2-dimethyl-propyl]carbamoylamino]-3,3-dimethyl-butanoyl]-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-4-carbonyl]amino]-3-[(1R)-1-phenylethyl]-1-propyl-urea