meso-2,3-dimesitylbutane

1,3,5-三苯基-1,5-戊二酮

dimesityl-1,5-phenyl-3 pentanedione-1,5

hydroxy-3 mesityl-1 methyl-3 phenyl-5 pentene-4 one-1

3-(3-nitrophenyl)-1-(2,4,6-trimethylphenyl)prop-2-en-1-one