The settlement of Muraveinyk was renamed into Murashnyk (Мурашник) on June 18, 2025 by the Ukrainian parliament's resolution 4483-IX to comply with Ukrainian language standards.
See https://zakon.rada.gov.ua/laws/show/4483-20#Text or https://uk.wikipedia.org/wiki/%D0%9C%D1%83%D1%80%D0%B0%D1%88%D0%BD%D0%B8%D0%BA_(%D1%81%D0%B5%D0%BB%D0%BE) for reference.