43.
4,4′,4′′,4′′′-({4′λ5,6λ5,6′λ5-Spiro-[dibenzo[d,f][1,3,2]dioxaphosphepine-6,2′-[1,3,5,2,4,6]tri-aza-triphosphinine]-4′,4′,6′,6′-tetra-yl}tetra-kis-(--oxy))tetra-benzaldehyde
机译:4,4',4'',4'''-({4'λ5,6λ5,6'λ5-Spiro-[dibenzo [d,f] [1,3,2] dioxaphosphepine-6,2'-[ 1,3,5,2,4,6]三氮杂-三膦] -4',4',6',6'-四基}四基-(-氧基)四苯甲醛