The Combined Nomenclature (CN), v1:2018
2707 99 50: Pyridine, quinoline, acridine, aniline bases and other basic products of the first distillation of high temperature coal tars, n.e.s.
https://www.dst.dk/en/Statistik/dokumentation/nomenklaturer/kn?id=97dd4f6e-1b47-43b5-8532-380d3d1b7c2f