C111113331333132322331333133313331311233132212111133131121123311   >>    C11111333133313232233133313331333131123313221211113313112112331   <<    C111113331333132322331333133313331311233132212111133131121123313   >>      C111113331333132322331333133313331311233132212111133131121123312   >>