114942-77-7
N-[2-[3,4-(methylenedioxy)phenyl]ethyl]-6α-hydroxy-2-oxo-1β-azaspiro[4.4]non-7-ene
→
~99%
114942-80-2
2,3-dehydrocephalotaxan-8-one
114942-69-7
1-(2-(benzo[d][1,3]dioxol-5-yl)ethyl)-1-azaspiro[4.4]nonane-2,6-dione