B3311331313231311331322331333132313331322331323133313331331121213231323311231   >>    B331133131323131133132233133313231333132233132313331333133112121323132331123   <<    B3311331313231311331322331333132313331322331323133313331331121213231323311233   >>      B3311331313231311331322331333132313331322331323133313331331121213231323311232   >>