Which formula has a refractive index 589.3 at 1.97?
CREATE TABLE table_name_63 (formula VARCHAR, refractive_index_es__5893nm VARCHAR)
SELECT formula FROM table_name_63 WHERE refractive_index_es__5893nm = "1.97"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_63 (formula VARCHAR, refractive_index_es__5893nm VARCHAR) Question: Which formula has a refractive index 589.3 at 1.97? [/INST] SELECT formula FROM table_name_63 WHERE refractive_index_es__5893nm = "1.97" </s>