4-(Beta-苯乙基)-3-氨基硫脲

8-苄基茶碱

1,3,7,9-tetramethylpyrimido[5,4-g]pteridine-2,4,6,8-tetrone

1-(b-苯乙基)-3-苯基-2-硫脲

7-硝基-3,4-二氢-2H-异喹啉-1-酮