戊酰氯

2-n-butyl-3-[[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1,3-diazaspiro[4.4]non-1-en-4-one hydrobromide

1-cyano-1-n-pentanoylaminocyclopentane

环亮氨酸

对溴溴苄