4-氯亚苄基海因

(5Z)-5-[[4-(dimethylamino)phenyl]methylidene]imidazolidine-2,4-dione

1,3,8-三氮杂螺[4.5]癸烷-2,4-二酮

1,3-二溴咪唑烷-2,4-二酮

仲班酸