text: """
  Parameters defined as constant across all experiments
  """
  
  PROCESSING_FIXED = {'start_char': 'G', 
                      'end_char': 'E', 
                      'pad_char': 'A'}
  
  INDICES_TOKEN = {"0": 'H', "1": '9', "2": 'D', "3": 'r', "4": 'T', "5": 'R', "6": 'V', "7": '4',
                   "8": 'c', "9": 'l', "10": 'b', "11": '.', "12": 'C', "13": 'Y', "14": 's', "15": 'B',
                   "16": 'k', "17": '+', "18": 'p', "19": '2', "20": '7', "21": '8', "22": 'O',
                   "23": '%', "24": 'o', "25": '6', "26": 'N', "27": 'A', "28": 't', "29": '$',
                   "30": '(', "31": 'u', "32": 'Z', "33": '#', "34": 'M', "35": 'P', "36": 'G',
                   "37": 'I', "38": '=', "39": '-', "40": 'X', "41": '@', "42": 'E', "43": ':',
                   "44": '\\', "45": ')', "46": 'i', "47": 'K', "48": '/', "49": '{', "50": 'h',
                   "51": 'L', "52": 'n', "53": 'U', "54": '[', "55": '0', "56": 'y', "57": 'e',
                   "58": '3', "59": 'g', "60": 'f', "61": '}', "62": '1', "63": 'd', "64": 'W',
                   "65": '5', "66": 'S', "67": 'F', "68": ']', "69": 'a', "70": 'm'}
  TOKEN_INDICES = {v: k for k, v in INDICES_TOKEN.items()}
  
  
  PAPER_FONT = {'tick_font_sz': 15,
                'label_font_sz': 18,
                'legend_sz': 16,
                'title_sz': 22}
  
  # Number of molecules to use to
  # make the UMAP plot.
  UMAP_PLOT = {'n_dataset': 1000,
               'n_gen': 1000}
  
  # Number of molecules to use 
  # to compute the Fréchet distance.
  # This is an upper bound.
  FRECHET = {'n_data': 5000}
  
  # Color palette for UMAP
  COLOR_PAL_CB = {'source': '#1575A4',
                  'target': '#D55E00',
                  'e_start': '#A0E0FF',
                  'e_end': '#FFAE6E'}
  
  DESCRIPTORS = {'names': '(FractionCSP3)'}