IUPAC: 6,42,48-triazatridecacyclo[25.18.2.1^{39,42}.0^{2,22}.0^{5,21}.0^{7,20}.0^{8,17}.0^{10,15}.0^{24,46}.0^{28,41}.0^{31,40}.0^{33,38}.0^{43,47}]octatetraconta-1(45),2(22),3,5(21),7(20),8(17),10,12,14,18,24(46),25,27(47),28,30,33(38),34,36,39(48),40,43-henicosaene-9,16,23,32-tetrone

SMILES: O=c1c2ccc3c4c2c(nn4c2ccc4c5ccc6[nH]c7c(ccc8c7c(=O)c7ccccc7c8=O)c6c5c(=O)c5ccc3c2c45)c2ccccc12