C32133223331333131133132212111133133313331333131211211233212232321   >>    C3213322333133313113313221211113313331333133313121121123321223232   <<    C32133223331333131133132212111133133313331333131211211233212232323   >>      C32133223331333131133132212111133133313331333131211211233212232322   >>