C111113331333132322331333133313331311233132212111133131133132212322113121   >>    C11111333133313232233133313331333131123313221211113313113313221232211312   <<    C111113331333132322331333133313331311233132212111133131133132212322113123   >>      C111113331333132322331333133313331311233132212111133131133132212322113122   >>