1,4-benzenedicarboxaldehyde, 2,5-dipropoxy- 2,5-dipropoxyterephthalaldehyde InChI=1/C14H18O4/c1-3-5-17-13-7-12(10-16)14(18-6-4-2)8-11(13)9-15/h7-10H,3-6H2,1-2H