C32133223331333131133132212111133133313331311113313221313233221231   >>    C3213322333133313113313221211113313331333131111331322131323322123   <<    C32133223331333131133132212111133133313331311113313221313233221233   >>      C32133223331333131133132212111133133313331311113313221313233221232   >>