C111113331333132322331333133313331311331322331333131133131121123332311   >>    C11111333133313232233133313331333131133132233133313113313112112333231   <<    C111113331333132322331333133313331311331322331333131133131121123332313   >>      C111113331333132322331333133313331311331322331333131133131121123332312   >>