(1Z)-6-Fluoro-3,11-dimethyl-10-oxa-2,13,17,18,21-pentaazatetracyclo(13.5.2.04,9.018,22)docosa-1,4,6,8,15,19,21-heptaen-14-one
(1z)-6-fluoro-3,11-dimethyl-10-oxa-2,13,17,18,21-pentaazatetracyclo(13.5.2.04,9.018,22)docosa-1,4,6,8,15,19,21-heptaen-14-one