B33113313132313113313223313331323133313223313231333133313231131231231   >>    B3311331313231311331322331333132313331322331323133313331323113123123   <<    B33113313132313113313223313331323133313223313231333133313231131231233   >>      B33113313132313113313223313331323133313223313231333133313231131231232   >>