B3311331313231311331322331333131133133313111333133313331322112321   >>    B331133131323131133132233133313113313331311133313331333132211232   <<    B3311331313231311331322331333131133133313111333133313331322112323   >>      B3311331313231311331322331333131133133313111333133313331322112322   >>