Yes!
You will be able to clearly see both separate spots, nmt below dmt.
You can use the caffeine calculator in the tlconscious.me page, running some caffeine next to your sample , or if you have some known dmt-containing plant next to your sample, it will make it even easier. Check the reaction results compared to the videos database.
Feel free to ask any questions you might have here , or pm me.. I might take a bit to answer but i will!
Good luck!