2,3-Dihydro-1,4-phthalazinedione1445-69-8100 % similar 1(2H)-Phthalazinone119-39-158 % similar 1,2,3-Benzotriazin-4-one90-16-458 % similar 6(5H)-Phenanthridinone1015-89-054 % similar Luminol521-31-352 % similar 1(2H)-Isoquinolinone491-30-548 % similar 1,2-Benzisoxazol-3(2H)-one21725-69-946 % similar Benzisothiazolinone2634-33-546 % similar Quinazolinone491-36-146 % similar Indazolinone7364-25-246 % similar Quinazolinedione86-96-444 % similar Benzo[c]cinnoline230-17-143 % similar 1,5-Isoquinolinediol5154-02-943 % similar 1,4-Naphthalenediol571-60-843 % similar 5-Nitrophthalhydrazide3682-15-342 % similar 2-Mercapto-4(3H)-quinazolinone13906-09-741 % similar 5-Bromo-1(2H)-isoquinolinone190777-77-641 % similar Triphenylene217-59-441 % similar 4-Hydroxy-7-nitro-1(2H)-phthalazinone3682-19-741 % similar 1,4-Dichlorophthalazine4752-10-739 % similar