B33113313132313113313223313331323132333132313331311331323221323132212111   >>    B3311331313231311331322331333132313233313231333131133132322132313221211   <<    B33113313132313113313223313331323132333132313331311331323221323132212113   >>      B33113313132313113313223313331323132333132313331311331323221323132212112   >>