- tert-Butyl 4-hydroxy-7,8-dihydropyrido[4’,3′:3,4]pyrazolo[1,5-a]pyrimidine-9(10H)-carboxylate,≥95%, 100mg
- tert-Butyl 4-hydroxy-7,8-dihydropyrido[4’,3′:3,4]pyrazolo[1,5-a]pyrimidine-9(10H)-carboxylate,≥95%, 250mg