8,9,10,11-Tetrahydro[1]benzothieno[3,2-E][1,2,4]triazolo[4,3-c]pyrimidine

N-cyclopentylformamide

3-hydroxyquinazolin-4-one

2-hydroxy-2,5-dimethylhex-4-en-3-one

2,5-二甲基-3,4-己烷二酮