10H-phenanthro[9,10-g]pteridine-11,13-dione 314.080 314.298 BKGOEQARIFRUQI-UHFFFAOYSA-N C18H10N4O2 C1=CC=C2C(=C1)C3=CC=CC=C3C4=C2N=C5C(=N4)NC(=O)NC5=O CHEBI:105402 InChI=1S/C18H10N4O2/c23-17-15-16(21-18(24)22-17)20-14-12-8-4-2-6-10(12)9-5-1-3-7-11(9)13(14)19-15/h1-8H,(H2,20,21,22,23,24) LINCS:LSM-16765 chebi_ontology flavin