User-Agent: *
Crawl-delay: 5 
Disallow: /images2/
Disallow: /ambigram/
Disallow: /assets/
Disallow: /chains/
Disallow: /flash/
Disallow: /newsletters/index.php
Disallow: /modal_info.php
Disallow: /cdn-cgi/

# https://www.semrush.com/bot/
# agressive SEO robot
User-agent: SemrushBot
Disallow: / 

User-agent: MegaIndex.ru
Disallow /