C312322331333132212111133133313331323133313233333211312111113331322133313223131   >>    C31232233133313221211113313331333132313331323333321131211111333132213331322313   <<    C312322331333132212111133133313331323133313233333211312111113331322133313223133   >>      C312322331333132212111133133313331323133313233333211312111113331322133313223132   >>