C11111333133313232233133313331333131133131211111333132233322231   >>    C1111133313331323223313331333133313113313121111133313223332223   <<    C11111333133313232233133313331333131133131211111333132233322233   >>      C11111333133313232233133313331333131133131211111333132233322232   >>