C312322331333132212111133133313331323133313331333133313331333133313232223311211   >>    C31232233133313221211113313331333132313331333133313331333133313331323222331121   <<    C312322331333132212111133133313331323133313331333133313331333133313232223311213   >>      C312322331333132212111133133313331323133313331333133313331333133313232223311212   >>