(R)-VAPOL HYDROGENPHOSPHATE

(R)-VAPOL phosphoric acid, 18-Hydroxy-8,9-diphenyl-diphenanthro[4,3-d:3μ,4μ-f][1,3,2]dioxaphosphepin-18-oxide, (R)-2,2μ-Diphenyl-3,3μ-biphenanthryl-4,4μ-diyl phosphate