![N-([1，1'-联бензол]-4-基)-N-(9，9-диметил-9H-芴-2-基)-9，9'-螺二[芴]-4-амин](/static/images/placeholder.svg)
N-([1，1'-联бензол]-4-基)-N-(9，9-диметил-9H-芴-2-基)-9，9'-螺二[芴]-4-амин
N-([1，1'-Biphenyl]-4-yl)-N-(9，9-dimethyl-9H-fluoren-2-yl)-9，9'-spirobi[fluoren]-4-amine
N-([1，1'-Biphenyl]-4-yl)-N-(9，9-dimethyl-9H-fluoren-2-yl)-9，9'-spirobi[fluoren]-4-amine 97%