C11112331333132311331333132313331333131133132323213331311123231   >>    C1111233133313231133133313231333133313113313232321333131112323   <<    C11112331333132311331333132313331333131133132323213331311123233   >>      C11112331333132311331333132313331333131133132323213331311123232   >>