C312322331333132212111133133313331333133312121111331333111123221   >>    C31232233133313221211113313331333133313331212111133133311112322   <<    C312322331333132212111133133313331333133312121111331333111123223   >>      C312322331333132212111133133313331333133312121111331333111123222   >>