Compound 3
((1R,1'R)-((6,6'-((((1R,1'R)-(((((((1R,1'R)-((pyridine-2,6-dicarbonyl)bis(azanediyl))bis(ethane-1,1-diyl))bis(naphthalene-6,2-diyl))bis(oxy))bis(octane-8,1-diyl))bis(oxy))bis(naphthalene-6,2-diyl))bis(ethane-1,1-diyl))bis(azanediyl))bis(carbonyl))bis(picolinoyl))bis(azanediyl))bis(ethane-1,1-diyl))bis(naphthalene-6,2-diyl)bis(4'-hexyl-[1,1'-biphenyl]-4-carboxylate)
From: Knotting a molecular strand can invert macroscopic effects of chirality