C312322331333132212111133133313331312111133132313331312133311311   >>    C31232233133313221211113313331333131211113313231333131213331131   <<    C312322331333132212111133133313331312111133132313331312133311313   >>      C312322331333132212111133133313331312111133132313331312133311312   >>