108345-57-9
8a-methyl-4,8,8a,10a-tetrahydro-9,10-anthracenedione
→
106778-26-1
9-(bromomethylene)-8a-methyl-5,8,8a,9-tetrahydroanthracene
106778-22-7
10a-methyl-10-methylene-5,8,8a,10a-tetrahydro-9(10H)-anthracenone