C111113331333132322331333133313331311233132212111133131133132232131123231   >>    C11111333133313232233133313331333131123313221211113313113313223213112323   <<    C111113331333132322331333133313331311233132212111133131133132232131123233   >>      C111113331333132322331333133313331311233132212111133131133132232131123232   >>