C312322331333132212111133133313331323133313331333133313122131211   >>    C31232233133313221211113313331333132313331333133313331312213121   <<    C312322331333132212111133133313331323133313331333133313122131213   >>      C312322331333132212111133133313331323133313331333133313122131212   >>