5-18-08-00457 (Beilstein Handbook Reference) 55453-87-7 6,11-Dihydro-11-oxodibenz(b,e)oxepin-2-acetic acid Arelix Artil BRN 1320243 DIBENZ(b,e)OXEPIN-2-ACETIC ACID, 6,11-DIHYDRO-11-OXO- HP 549 Isoxepac Isoxepac [USAN:BAN:INN] Isoxepacum [INN-Latin] NSC 300907 P 720549