"Sometimes...others" or "sometimes...in others"?

What's grammatically correct?

Sometimes she used metaphors, others symbols and riddles.

or

Sometimes she used metaphors, in others symbols and riddles.

What I'm trying here is to omit the word times.


Solution 1:

Neither is correct in my opinion.

It is generally used as

sometimes this; at other times that

or

sometimes this, sometimes that

Solution 2:

Sometimes she used metaphors, in at others, symbols and riddles.

Note also the comma after others.