C11111333133313232233133313331333131133131121131211113313331312131131   >>    C1111133313331323223313331333133313113313112113121111331333131213113   <<    C11111333133313232233133313331333131133131121131211113313331312131133   >>      C11111333133313232233133313331333131133131121131211113313331312131132   >>