9,10-dimethyl-9,10-dihydroanthracene

5'-ethoxyspiro[cyclohexane-1,2'-imidazo[4,5-b]pyridine]

ethyl 2,3-dimethylbut-2-enoate

1-[(9,10-dioxoanthracen-1-yl)disulfanyl]anthracene-9,10-dione

ethyl 5-methylfuran-2-carboxylate