C31232233133313221211113313331333131211113313231333131111112131   >>    C3123223313331322121111331333133313121111331323133313111111213   <<    C31232233133313221211113313331333131211113313231333131111112133   >>      C31232233133313221211113313331333131211113313231333131111112132   >>