2-Formyl-3-phenyl-5-chlorobenzofuran isonicotinoylhydrazone 5-22-02-00267 (Beilstein Handbook Reference) 72109-18-3 BRN 0445154 ISONICOTINIC ACID, (5-CHLORO-3-PHENYL-2-BENZOFURANYLMETHYLENE)HYDRAZIDE