10-methyl-10H-spiro[acridine-9,3'-[1,2]dioxetane]

9-triphenylsilyl-10-methylacridane

9,10-dihydro-9-trimethylsilyl-10-methyl-acridine

N,N-dimethyl-4-(10-methyl-10H-spiro[acridine-9,3'-[1,2]dioxetan]-4'-yl)aniline

4-(10-methyl-10H-spiro[acridine-9,3'-[1,2]dioxetan]-4'-yl)phenol