C11112331333132311331333132313331333131133131133132333131233231   >>    C1111233133313231133133313231333133313113313113313233313123323   <<    C11112331333132311331333132313331333131133131133132333131233233   >>      C11112331333132311331333132313331333131133131133132333131233232   >>