729599-83-1
benzyl (1R,4R)-1-formyl-3-oxo-2,5-diazaspiro[3.4]octane-5-carboxylate
→
~90%
16620-61-4
3,4-二氢-2H-吡咯并[1,2-a]吡嗪-1-酮
5654-83-1
1,4-二氮杂双环[4.3.0]壬烷
88327-85-9
2-(2-phenylethyl)-3,4,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrazin-1-one