2,6-Oxybis(ethyleneoxy-1,2-phenyleneoxymethylene)pyridine

2,6-[Oxybis[ethyleneoxy(o-phenylene)oxymethylene]]pyridine

1,7-[2,6-Pyridinediylbismethylenebisoxybis(1,2-phenylene)]-1,4,7-trioxaheptane

2,2'-[Oxybis(ethyleneoxy)][1,1'-[(pyridine-2,6-diyl)bis(methyleneoxy)]bisbenzene]

12H-7,11-Nitrilo-6H-dibenzob,k1,4,7,10,13pentaoxacycloeicosin, 19,20,22,23-tetrahydro-

19,20,22,23-tetrahydro-12H-7,11-nitrilo-6H-dibenzo[b,k][1,4,7,10,13]pentaoxacycloicosin