C11112331333132311331333133313331312111113311211113313232222231   >>    C1111233133313231133133313331333131211111331121111331323222223   <<    C11112331333132311331333133313331312111113311211113313232222233   >>      C11112331333132311331333133313331312111113311211113313232222232   >>