4,4'-[(2,5-dimethoxy-1,4-phenylene)di(E)ethene-2,1-diyl]dibenzaldehyde InChI=1/C26H22O4/c1-29-25-15-24(14-12-20-5-9-22(18-28)10-6-20)26(30-2)16-23(25)13-11-19-3-7-21(17-27)8-4-19/h3-18H,1-2H3/b13-11+,14-12 benzaldehyde, 4,4'-[(2,5-dimethoxy-1,4-phenylene)di(E)-2,1-ethenediyl]bis-