5,5,7,7-tetramethyl-1,5,6,7-tetrahydrocyclopenta[f]indazol-4-amine

N-ethyl-5-(trifluoromethyl)pyridin-2-amine

2-(1-methylhydrazino)-5-nitropyridine

2-chloro-N-ethylbenzenesulfonamide

methyl (2-ethyl-1,3-benzoxazol-5-yl)acetate

2-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-8-carboxylic acid

5-amino-2-methyl-2H-1,4-benzoxazin-3(4H)-one

1,3,5-trimethyl-1H-pyrazole-4-carbohydrazide

4-(3-chlorophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one

4-(tert-butyldimethylsilyloxy)methylbenzhydrazide

N-(4-bromo-2,6-difluorophenyl)-N'-(2-chloroethyl)urea