9-(4,4-dimethyl-2-hydroxy-6-oxo-1-cyclohexenyl)-3,3,6,6-tetramethyl-1,8-dioxo-1,2,3,4,5,6,7,8-octahydroxanthene

乙醇

甲酸乙酯

9-(4-bromophenyl)-3,4,6,7-tetrahydro-3,3,6,6-tetramethylacridine-1,8(2H,5H,9H,10H)-dione

4'-(4-溴苯基)-α,α',α''-三吡啶