added_tokens.json

{
  "</box>": 32004,
  "</quad>": 32008,
  "</ref>": 32006,
  "<box>": 32003,
  "<im_end>": 32002,
  "<im_patch>": 32000,
  "<im_start>": 32001,
  "<quad>": 32007,
  "<ref>": 32005
}