Supplier Page from MedChemExpress for 15-Oxospiramilactone
3'-O-Acetylhamaudol from MedChemExpress
PF-543 from MedChemExpress
Polyvinyl alcohol (Mw 146000-186000, 99+% hydrolyzed) from MedChemExpress
W-5 hydrochloride from MedChemExpress