2,2'-bipyridine-6,6'-diylbis(methylene) diacetate InChI=1/C16H16N2O4/c1-11(19)21-9-13-5-3-7-15(17-13)16-8-4-6-14(18-16)10-22-12(2)20/h3-8H,9-10H2,1-2H [2,2'-bipyridine]-6,6'-dimethanol, diacetate (ester)