C11112331333132311331333132313331333131133131133133313122332311   >>    C1111233133313231133133313231333133313113313113313331312233231   <<    C11112331333132311331333132313331333131133131133133313122332313   >>      C11112331333132311331333132313331333131133131133133313122332312   >>