B33113313132313113313223313331323132333132313331311331333132212111221   >>    B3311331313231311331322331333132313233313231333131133133313221211122   <<    B33113313132313113313223313331323132333132313331311331333132212111223   >>      B33113313132313113313223313331323132333132313331311331333132212111222   >>