English alias:5H-Cyclopenta[1,2-b:5,4-b']dipyridin-5-one;DAFO;4,5-Diazafluoren-9-one;4,5-DIAZA-9-FLUORENONE;K0467;4,5-Diaza-9H-fluoren-9-one;4,5-DIAZAFLUORENE-9-ONE;5H-Cyclopenta[2,1-b:3,4-b']dipyridin-5-one;PFMTUGNLBQSHQC-UHFFFAOYSA-N;5H-pyrido[3',2':4,5]cyclopenta[1,2-b]pyridin-5-one;pyridino[3',2'-1,2]cyclopenta[3,4-b]pyridin-5-one;Dafone;NSC377648;Oprea1_010885;MLS000090242;4,5-DIAZAFLUORENONE-0;HMS2190A06