B3311331313231311331322331333132313331322331323133313331313231111331123231   >>    B331133131323131133132233133313231333132233132313331333131323111133112323   <<    B3311331313231311331322331333132313331322331323133313331313231111331123233   >>      B3311331313231311331322331333132313331322331323133313331313231111331123232   >>