1-14-00-00542 (Beilstein Handbook Reference) 2,2'-((1,2-Dioxo-1,2-ethanediyl)diimino)bisbenzoic acid 69796-56-1 Anthranilic acid, N,N'-oxalyldi- BRN 3107871 Benzoic acid, 2,2'-((1,2-dioxo-1,2-ethanediyl)diimino)bis- Benzoic acid, 2,2'-(oxalyldiimino)di-