B331322121123313232233132112323331323133313223313331333133313232231311   >>    B33132212112331323223313211232333132313331322331333133313331323223131   <<    B331322121123313232233132112323331323133313223313331333133313232231313   >>      B331322121123313232233132112323331323133313223313331333133313232231312   >>