1-甲基-5,5-二苯基-2,4-咪唑烷二酮

(2,5-dioxo-4,4-diphenylimidazolidin-1-yl)methyl propanoate

(2,5-dioxo-4,4-diphenylimidazolidin-1-yl)methyl pentanoate

3-(3,6-dihydro-2H-pyridin-1-ylmethyl)-5,5-diphenylimidazolidine-2,4-dione

3-(3,4-dihydro-1H-isoquinolin-2-ylmethyl)-5,5-diphenylimidazolidine-2,4-dione