1-phenothiazin-10-ylbutan-1-one

1-(4-hydroxy-3-methylphenyl)butan-1-one

1-(2-hydroxy-3-methyl-phenyl)-butan-1-one

N-[2-[butanoyl(methyl)amino]ethyl]-N-methylbutanamide

1,2-diphenylhex-1-en-3-one