special_tokens_map.json

{
  "additional_special_tokens": [
    "<|endofmolecule|>"
  ],
  "bos_token": "<|startofmolecule|>",
  "eos_token": "<|endofmolecule|>",
  "mask_token": "<|MASK|>",
  "pad_token": "<|endofmolecule|>",
  "unk_token": "<|UNK|>"
}