1,2,3-Benzotriazin-4-one90-16-433 % similar 2-Benzothiazolinone934-34-933 % similar Pirenoxine1043-21-633 % similar 1-Dibenzofuranol33483-06-631 % similar 2-Dibenzofuranol86-77-131 % similar 2,4-Dihydroxyquinoline86-95-331 % similar Benzofuran-2-boronic acid98437-24-231 % similar 5-Nitroisatoic anhydride4693-02-131 % similar 2,3-Dihydro-1,4-phthalazinedione1445-69-831 % similar Pyrocatechol carbonate2171-74-631 % similar 2,3-Dichloroquinoxaline2213-63-031 % similar 2,3-Dimethylquinoxaline2379-55-731 % similar Acridine260-94-631 % similar 2-(2-Hydroxyphenyl)-4H-1,3-benzoxazin-4-one1218-69-531 % similar 2-Methyl-5-phenylbenzoxazole61931-68-831 % similar Pirenoxine sodium51410-30-130 % similar 2,3-Diphenylquinoxaline1684-14-630 % similar