C111123313331323113313331333132313331311331312111133133313222211   >>    C11112331333132311331333133313231333131133131211113313331322221   <<    C111123313331323113313331333132313331311331312111133133313222213   >>      C111123313331323113313331333132313331311331312111133133313222212   >>