Search for "N-heteroacenes" in Full Text gives 3 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2020, 16, 2636–2644, doi:10.3762/bjoc.16.214
Beilstein J. Org. Chem. 2019, 15, 1379–1393, doi:10.3762/bjoc.15.138
Beilstein J. Org. Chem. 2017, 13, 1396–1406, doi:10.3762/bjoc.13.136