1,3,4-OXADIAZOLE, 2,5-BIS(o-AMINOPHENYL)- 19542-04-2 2,5-Bis(o-aminophenyl)-1,3,4-oxadiazole BRN 0618626 Benzenamine, 2,2'-(1,3,4-oxadiazole-2,5-diyl)bis-