prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  ide
   +--visualstudio
   |   `--tasks
   |       `--internal
   `--xcode
       `--tasks
           `--internal
  ```
  
  Convert this description:
  
  features is a base directory that groups 2 subdirectories: oauth2-flows and plugins.
  At the main level, Inside 'oauth2-flows', you'll find it is vacant.
  At the main level, 'plugins' shelters 4 various nested folders.
  In nested path 'plugins > json-schema-2020-12', The 'json-schema-2020-12' section holds no subdirectories at the moment.
  At level 2, in directory path 'plugins → oas3', 'oas3' contains nothing at present.
  In nested path 'plugins / oas31', Inside 'oas31', you'll find it has been left empty.
  Within directory hierarchy 'plugins / topbar', 'topbar' is vacant.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "features\n +--oauth2-flows\n `--plugins\n     +--json-schema-2020-12\n     +--oas3\n     +--oas31\n     `--topbar", "description": "features is a base directory that groups 2 subdirectories: oauth2-flows and plugins.\nAt the main level, Inside 'oauth2-flows', you'll find it is vacant.\nAt the main level, 'plugins' shelters 4 various nested folders.\nIn nested path 'plugins > json-schema-2020-12', The 'json-schema-2020-12' section holds no subdirectories at the moment.\nAt level 2, in directory path 'plugins \u2192 oas3', 'oas3' contains nothing at present.\nIn nested path 'plugins / oas31', Inside 'oas31', you'll find it has been left empty.\nWithin directory hierarchy 'plugins / topbar', 'topbar' is vacant.\n"}