C111113331333132322331333133313331311233132212111133131133132313331333123311   >>    C11111333133313232233133313331333131123313221211113313113313231333133312331   <<    C111113331333132322331333133313331311233132212111133131133132313331333123313   >>      C111113331333132322331333133313331311233132212111133131133132313331333123312   >>