A Thiadiazole-Fused N,N-Dihydroquinoxaline: Antiaromatic but Isolable Shaobin Miao, Paul v. R. Schleyer, Judy I. Wu, Kenneth I. Hardcastle, and Uwe H. F. Bunz Org. Lett.; 2007; 9(6) pp 1073 - 1076; (Letter) doi10.1021/ol070013i
22-Hydroxybenziporphyrin: Switching of Antiaromaticity by Phenol-Keto Tautomerization Marcin Stpie, Lechosaw Latos-Grayski, and Ludmia Szterenberg J. Org. Chem.; 2007; 72(7) pp 2259 - 2270; (Article) doi10.1021/jo0623437