The name/synonym for ligand 22B (curated from ChEBI, PubChem, and PDB databases):

1BACTERIORUBERIN
2PSI,PSI-CAROTENE
33,3',4,4'-TETRADEHYDRO-1,1',2,2'-TETRAHYDRO-1,1'-DIHYDROXY-2,2'-BIS(3-HYDROXY-3-METHYLBUTYL)-