C312322331333132212111133133313331333133312121111331333132212113322131   >>    C31232233133313221211113313331333133313331212111133133313221211332213   <<    C312322331333132212111133133313331333133312121111331333132212113322133   >>      C312322331333132212111133133313331333133312121111331333132212113322132   >>