3-phenyl-1,3-benzoxazine-2,4-dione

4-戊基苯异氰酸酯

噁唑并[5,4-b]吡啶-2(1h)-酮

6-Chloro-7-methyl-7,9-dihydro-8H-purin-8-one

1-hexyl-3-phenylurea