1,4-benzenedicarboxaldehyde, 2-[(E)-2-(2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin-15-yl)ethenyl]- 2-[(E)-2-(2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin-15-yl)vinyl]terephthalaldehyde InChI=1/C24H26O7/c25-17-20-2-5-22(18-26)21(15-20)4-1-19-3-6-23-24(16-19)31-14-12-29-10-8-27-7-9-28-11-13-30-23/h1-6,15-18H,7-14H2/b4-1