C32133223331333131133132212111133133313331323223332322231211331   >>    C3213322333133313113313221211113313331333132322333232223121133   <<    C32133223331333131133132212111133133313331323223332322231211333   >>      C32133223331333131133132212111133133313331323223332322231211332   >>