123506-91-2
3-butyryl-2-(3-chloropropyl)-1-(methoxycarbonyl)-5-(triisopropylsilyl)-1,2-dihydropyridine
→
123506-93-4
3-butyryl-2-(3-chloropropyl)-1-(methoxycarbonyl)-1,2,5,6-tetrahydropyridine
73971-21-8
1-(1,2,3,5,6,8a-hexahydroindolizin-8-yl)butan-1-one