Cinchonan-9-ol, 6′-methoxy-, (8α,9R)-, cis-(±)-(3-methyloxiranyl)phosphonate (salt) Cinchonan-9-ol, 6′-methoxy-, (8α,9R)-, cis-(3-methyloxiranyl)phosphonate (salt) Phosphonic acid, (1,2-epoxypropyl)-, cis-(±)-, compd. with quinine Phosphonic acid, (3-methyloxiranyl)-, cis-, compd. with (8α,9R)-6′-methoxycinchonan-9-ol Phosphonic acid, (3-methyloxiranyl)-, cis-(±)-, compd. with (8α,9R)-6′-methoxycinchonan-9-ol Quinine, cis-(±)-(1,2-epoxypropyl)phosphonate (salt)