2,2′-[9H-fluoren-9-ylidenebis([1,1′-biphenyl]-5,2-diyloxy-2,1-ethanediyloxymethylene)]bis [Oxirane]

2,2′-[9H-fluoren-9-ylidenebis([1,1′-biphenyl]-5,2-diyloxy-2,1-ethanediyloxymethylene)]bis [Oxirane] · CAS 445498-39-5