C31232233133313221211113313331333131211113313231333131111323131   >>    C3123223313331322121111331333133313121111331323133313111132313   <<    C31232233133313221211113313331333131211113313231333131111323133   >>      C31232233133313221211113313331333131211113313231333131111323132   >>