User-agent:Yandex
Allow: /products_files/
Allow: /templates_c/
Disallow: /

User-agent:GoogleBot
Allow: /products_files/
Allow: /templates_c/
Allow: /

User-agent:Meta
Allow: /products_files/
Allow: /templates_c/
Allow: /

User-agent:StackRambler
Allow: /products_files/
Allow: /templates_c/
Disallow: /