B3311331313231311331322331333132313331322331323133313331323332233111   >>    B331133131323131133132233133313231333132233132313331333132333223311   <<    B3311331313231311331322331333132313331322331323133313331323332233113   >>      B3311331313231311331322331333132313331322331323133313331323332233112   >>