Table:
guitar	$522

trumpet	$924

trombone	$688

cornet	$934

saxophone	$841

Return the values of the cells in the following table postions:
the 1st row and the 2nd column,
the 1st row and the 1st column,

Requirements: Format each cell value as a JSON, using the structure {"row_id":"m", "column_id":"n", "cell_value":"<Corresponding Cell Value>"}.

The extracted cell contents are listed below.
{"row_id":"1", "column_id":"2", "cell_value":"$522"}
{"row_id":"1", "column_id":"1", "cell_value":"guitar"}