C32133223331333131133132212111133133313331333132311311312331233322212121   >>    C3213322333133313113313221211113313331333133313231131131233123332221212   <<    C32133223331333131133132212111133133313331333132311311312331233322212123   >>      C32133223331333131133132212111133133313331333132311311312331233322212122   >>