C32133223331333131133132212111133133313331323223233123221333111   >>    C3213322333133313113313221211113313331333132322323312322133311   <<    C32133223331333131133132212111133133313331323223233123221333113   >>      C32133223331333131133132212111133133313331323223233123221333112   >>