C312322331333132212111133133313331333133312121111331331122133323221   >>    C31232233133313221211113313331333133313331212111133133112213332322   <<    C312322331333132212111133133313331333133312121111331331122133323223   >>      C312322331333132212111133133313331333133312121111331331122133323222   >>