CAS No 70621-09-9 , 4,4'-[1,3,4-oxadiazole-2,5-diylbis(4,1-phenyleneazo)] bis[3-hydroxy-n-phenyl]-2-naphthalenecarboxamide4,4'-[1,3,4-oxadiazole-2,5-diylbis(4,1-phenyleneazo)] bis[3-hydroxy-n-phenyl]-2-naphthalenecarboxamide4,4'-[1,3,4-oxadiazole-2,5-diylbis(4,1-phenyleneazo)] bis[3-hydroxy-n-phenyl]-2-naphthalenecarboxamide4,4'-[1,3,4-oxadiazole-2,5-diylbis(4,1-phenyleneazo)] bis[3-hydroxy-n-phenyl]-2-naphthalenecarboxamide4,4'-[1,3,4-oxadiazole -2,5-diylbis(4,1-phenyleneazo)] bis[3-hydroxy-N-phenyl]-2-naphthalenecarboxam4,4'-[1,3,4-Oxadiazole-2,5-Diylbis(4,1-Phenyleneazo)] Bis[3-Hydroxy-N-Phenyl]-2-Naphthalenecarboxamide