4,13-(epoxyoctanooxy)hexahelicene 9,16-(epoxyoctanooxy)benzo[c]naphtho[1,2-g]phenanthrene InChI=1/C34H30O2/c1-2-4-6-22-36-31-12-8-10-29-27(31)20-18-24-14-16-25-15-13-23-17-19-26-28(32(23)34(25)33(24)29)9-7-11-30(26)35-21-5-3-1/h7-20H,1-6,21-22H