2-(10,10-Dimethyl-10H-spiro[anthracene-9,9'-fluoren]-2'-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-(10,10-Dimethyl-10H-spiro[anthracene-9,9'-fluoren]-2'-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane