Search for "hairpin polyamides" in Full Text gives 3 result(s) in Beilstein Journal of Organic Chemistry.
Beilstein J. Org. Chem. 2020, 16, 60–70, doi:10.3762/bjoc.16.8
Beilstein J. Org. Chem. 2018, 14, 1051–1086, doi:10.3762/bjoc.14.93
Beilstein J. Org. Chem. 2016, 12, 1348–1360, doi:10.3762/bjoc.12.128