C312322331333132212111133133313331333133312121111331323311233331   >>    C31232233133313221211113313331333133313331212111133132331123333   <<    C312322331333132212111133133313331333133312121111331323311233333   >>      C312322331333132212111133133313331333133312121111331323311233332   >>