C11112331333132311331333132313331333131133131133133313231323312231   >>    C1111233133313231133133313231333133313113313113313331323132331223   <<    C11112331333132311331333132313331333131133131133133313231323312233   >>      C11112331333132311331333132313331333131133131133133313231323312232   >>