--- | /O(n)/ Convert a 'BitString' into 'L.ByteString', padding
--- incomplete bytes to single bytes with necessary 0's at their
--- MSB. Thus the following equation does not hold when the length of
--- 'BitString' isn't multiple of 8.
+-- | /O(n)/ @'toByteString' bs@ converts @bs@ into 'L.ByteString',
+-- padding incomplete bytes to single bytes with necessary 0's at
+-- their MSB. Thus the following equation does not hold when the
+-- length of @bs@ isn't multiple of 8.