B33113313132313113313223313331323133313223313231333133313232221111211321   >>    B3311331313231311331322331333132313331322331323133313331323222111121132   <<    B33113313132313113313223313331323133313223313231333133313232221111211323   >>      B33113313132313113313223313331323133313223313231333133313232221111211322   >>