8-but-3-enyl-1,4-dioxaspiro[4.5]decan-8-ol

lithium,but-1-ene

2,2-dimethyl-3-phenylaziridine

2-but-3-enyl-3,3-dimethyl-2-phenylaziridine

(3E)-3,7-辛二烯-2-酮