B3311331313231311331322331333132313331322331323133313331331123121133132222231   >>    B331133131323131133132233133313231333132233132313331333133112312113313222223   <<    B3311331313231311331322331333132313331322331323133313331331123121133132222233   >>      B3311331313231311331322331333132313331322331323133313331331123121133132222232   >>