C32133223331333131133132212111133133313331311113313222221312112121   >>    C3213322333133313113313221211113313331333131111331322222131211212   <<    C32133223331333131133132212111133133313331311113313222221312112123   >>      C32133223331333131133132212111133133313331311113313222221312112122   >>