If you need only the 2:44:52 → 2:45:52 portion:
This preserves all searchable information without the ambiguous "convert" or "Min". A true "long article" requires a settled, searchable topic. The keyword NSFS-271-engsub convert02-44-52 Min appears to be a personal naming convention – possibly a bookmark from a media player, a mislabeled download, or a fragment of a larger work. No library, database, or search engine indexes such strings because they are not standard. NSFS-271-engsub convert02-44-52 Min
It is not possible to write a meaningful "long article" specifically for the keyword because this string of text does not refer to a known film, academic paper, software process, or public dataset. If you need only the 2:44:52 → 2:45:52
ffmpeg -i "NSFS-271-engsub convert02-44-52 Min.mkv" -c copy output_safe.mkv Why? If the original conversion introduced errors, this restarts the container. No library, database, or search engine indexes such