IUPAC:(4-{4-[3-oxo-3'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3H-spiro[2-benzofuran-1,9'-xanthen]-6'-yl]piperazin-1-yl}butyl)triphenylphosphanium
IUPAC:(4-{4-[3-oxo-3'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3H-spiro[2-benzofuran-1,9'-xanthen]-6'-yl]piperazin-1-yl}butyl)triphenylphosphanium