text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_6 (isotopic_mass___u__ VARCHAR, nuclide VARCHAR)
  ### Question:
  What is the isotopic mass (u) when the nuclide is 89 y?
  ### Answer:
  SELECT isotopic_mass___u__ FROM table_name_6 WHERE nuclide = "89 y"