['< sod > | [ [ central africa ] ] | | [ [ angola ] ], [ [ central southern african republic ] ], [ [ congo ] ], [ [ democratic republic of the democratic congo ] ], [ [ gabon ] ], [ [ sao franz tome island and principe ] ] < h eod > < sod > | [ [ central equatorial africa ] ] | | [ [ western angola ] ], [ [ central african republic ] ], [ [ republic of the congo ] ], [ [... democratic republic of the congo ] ], [ [ gabon ] ], [ [ sao jose tome morning and principe ] ] < eod >']