91057-19-1
+
106-99-0
1,3-丁二烯
→
39516-87-5
di(cyclohex-3-en-1-yl)methanone
53005-18-8
1,5-dimethoxypentan-3-one
33035-71-1
Dispiro[5,1,5,1]tetradecan-3,11-dien-7,14-dion