Divergent bis(4,2′:6′,4″-terpyridine) and bis(3,2′:6′,3″-terpyridine) tectons act as 4-connecting nodes and we demonstrate the assembly of a 3D {42·84} lvt net from the reaction of 1,4-bis(n-octoxy)-2,5-bis(3,2′:6′,3″-terpyridin-4′-yl)benzene and Co(NCS)2.