tert-Butyl 3-bromo-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxylate
3,3-Dimethyl-2,3-dihydropyrazolo[5,1-b]oxazole-7-carboxylic acid
2,2-Dimethyl-2,3-dihydropyrazolo[5,1-b]oxazole
Ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]quinazoline-3-carboxylate
tert-Butyl 2-amino-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxylate
tert-Butyl 2-amino-4-methyl-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxylate
5-Oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylic acid
tert-Butyl 2-bromo-6,7-dihydropyrazolo[1,5-a]pyrimidine-4(5H)-carboxylate
6-Isopropyl-7-oxo-5-phenyl-4,7-dihydropyrazolo[1,5-a]pyrimidine-3-carbonitrile hydrochloride
1,6-Dihydropyrazolo[3,4-c]pyrazol-3-amine
2-Methyl-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrido[3,2-e]pyrimidine-3-carbonitrile
tert-Butyl 2-bromo-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxylate
6,7-Dihydropyrazolo[1,5-a]pyridin-4(5H)-one
Ethyl 7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine-6-carboxylate
2-Thioxo-2,3-dihydropyrazolo[1,5-a][1,3,5]triazin-4(1H)-one
Ethyl 2-oxo-1,2-dihydropyrazolo[1,5-a]pyridine-3-carboxylate
tert-Butyl 6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxylate
7-Bromo-2-methyl-2,3-dihydropyrazolo[5,1-b]oxazole
Ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate
5-Oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carbonitrile
