User-agent: Dolphin
Disallow: / 
User-agent: *
Allow: /upload/iblock/
Allow: /upload/iblock/*
Disallow: /bitrix/
Disallow: /admin/
Disallow: /pbc_download/
Disallow: /prv_download/
Disallow: /img/
//Disallow: /upload/
Disallow: /upload/advertising/
Disallow: /upload/catalog/
Disallow: /upload/form/
Disallow: /upload/import/
Disallow: /upload/statistic/
Disallow: /upload/support/
Disallow: /upload/workflow/