5801-90-1
1-oxo-2,3,4,9-tetrahydro-1H-β-carboline-6-carbonitrile
→
361202-16-6
9H-吡啶并[3,4-b]吲哚-6-甲腈
17672-27-4
4-肼苯腈
41907-06-6
2,3-Piperidinedione