| Type | Program | Version | Descriptor |
| SMILES | ACDLabs | 10.04 | c1c(cccc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4 |
| SMILES_CANONICAL | CACTVS | 3.341 | c1ccc(cc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4 |
| SMILES | CACTVS | 3.341 | c1ccc(cc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4 |
| SMILES_CANONICAL | OpenEye OEToolkits | 1.5.0 | c1ccc(cc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4 |
| SMILES | OpenEye OEToolkits | 1.5.0 | c1ccc(cc1)[P+](c2ccccc2)(c3ccccc3)c4ccccc4 |
| InChI | InChI | 1.03 | InChI=1S/C24H20P/c1-5-13-21(14-6-1)25(22-15-7-2-8-16-22,23-17-9-3-10-18-23)24-19-11-4-12-20-24/h1-20H/q+1 |
| InChIKey | InChI | 1.03 | USFPINLPPFWTJW-UHFFFAOYSA-N |
