C11112331333132311331333132313331333131133132323213231323222331   >>    C1111233133313231133133313231333133313113313232321323132322233   <<    C11112331333132311331333132313331333131133132323213231323222333   >>      C11112331333132311331333132313331333131133132323213231323222332   >>