(11aR)-3 – 7-Bis([1 – 1′:3′ – 1”-terphenyl]-5′-yl)-10 – 11 – 12 – 13-tetrahydro-5-hydroxy-5-oxide-diindeno[7 – 1-de:1′ – 7′-fg][1 – 3 – 2]dioxaphosphocin