Bis[1,4-dioxaspiro[4.5]decan-8-yliden]hydrazin

8-氧代-1,4-二噁螺[4.5]癸烷-7-羧酸乙酯

8-(methylthio)-8-tosyl-1,4-dioxaspiro[4.5]decane

(4aS,10bR)-6,10b-dimethyl-4a,10b-dihydrodispiro[naphtho[2,1-e][1,2,4]trioxine-3,1'-cyclohexane-4',2''-[1,3]dioxolane]