special_tokens_map.json

{
  "additional_special_tokens": [
    "[LEN]",
    "[LPP]",
    "[AS]",
    "[CITYU]",
    "[CNC]",
    "[CTB6]",
    "[MSR]",
    "[PKU]",
    "[SXU]",
    "[UNC]"
  ],
  "bos_token": "[BOS]",
  "cls_token": "[CLS]",
  "eos_token": "[EOS]",
  "mask_token": "[MASK]",
  "pad_token": "[PAD]",
  "sep_token": "[SEP]",
  "unk_token": "[UNK]"
}