C32133223331333131133132212111133133313331323132313331312121323231112221   >>    C3213322333133313113313221211113313331333132313231333131212132323111222   <<    C32133223331333131133132212111133133313331323132313331312121323231112223   >>      C32133223331333131133132212111133133313331323132313331312121323231112222   >>