IUPAC:(13S)-7,18-difluoro-13-methyl-17-(4-methylpiperazin-1-yl)-15-oxa-3,12-diazapentacyclo[10.7.1.0^{2,10}.0^{4,9}.0^{16,20}]icosa-1(20),2,4(9),5,7,10,16,18-octaene
IUPAC:(13S)-7,18-difluoro-13-methyl-17-(4-methylpiperazin-1-yl)-15-oxa-3,12-diazapentacyclo[10.7.1.0^{2,10}.0^{4,9}.0^{16,20}]icosa-1(20),2,4(9),5,7,10,16,18-octaene