C32133223331333131133132212111133133313331333132311311312331231312312121   >>    C3213322333133313113313221211113313331333133313231131131233123131231212   <<    C32133223331333131133132212111133133313331333132311311312331231312312123   >>      C32133223331333131133132212111133133313331333132311311312331231312312122   >>