B3311331313231311331322331333132322331322112331323132322331333132313331313321   >>    B331133131323131133132233133313232233132211233132313232233133313231333131332   <<    B3311331313231311331322331333132322331322112331323132322331333132313331313323   >>      B3311331313231311331322331333132322331322112331323132322331333132313331313322   >>