C32133223331333131133132212111133133313331323223332322231212321   >>    C3213322333133313113313221211113313331333132322333232223121232   <<    C32133223331333131133132212111133133313331323223332322231212323   >>      C32133223331333131133132212111133133313331323223332322231212322   >>