C31232233133313221211113313331333131211113313231333133321322331   >>    C3123223313331322121111331333133313121111331323133313332132233   <<    C31232233133313221211113313331333131211113313231333133321322333   >>      C31232233133313221211113313331333131211113313231333133321322332   >>