1-(2-Hydroxy-2,4-diphenylbutyl)-2,2,6,6-tetramethyl-4-piperidol

4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine

3-环己基丙基环己烷

2,4-diphenylthiophene

苯庚酮