C31232233133313221211113313331333132313331322121111121111111133133313223323131   >>    C3123223313331322121111331333133313231333132212111112111111113313331322332313   <<    C31232233133313221211113313331333132313331322121111121111111133133313223323133   >>      C31232233133313221211113313331333132313331322121111121111111133133313223323132   >>