Table:
Coca-Cola

Type	Cola
Manufacturer	The Coca-Cola Company
Country of origin	United States
Introduced	May 8, 1886; 138 years ago (1886-05-08)
Color	Caramel E-150d
Variants

Diet Coke

Diet Coke Caffeine-Free

Caffeine-Free Coca-Cola

Coca-Cola Zero Sugar

Coca-Cola Cherry

Coca-Cola Vanilla

Coca-Cola Citra

Coca-Cola Life

Coca-Cola Mango

Related products	Pepsi
RC Cola
Afri-Cola
Postobón
Inca Kola
Kola Real
Cavan Cola
Website	coca-cola.com

the 6th row and the 1st column
the 4th row and the 2nd column
the 1st row and the 1st column
the 7th row and the 2nd column
the 6th row and the 2nd column
the 4th row and the 1st column
the 7th row and the 1st column
Extract the contents of cells in the above positions, identified by row and column indices. Format each cell value as a JSON, using the structure {"row_id":"m", "column_id":"n", "cell_value":"<Corresponding Cell Value>"}.

The target cell values are as follows:
{"row_id":"6", "column_id":"1", "cell_value":"Variants"}
{"row_id":"4", "column_id":"2", "cell_value":"May 8, 1886 ; 132 years ago ( 1886-05-08 )"}
{"row_id":"1", "column_id":"1", "cell_value":"Type"}
{"row_id":"7", "column_id":"2", "cell_value":"Pepsi RC Cola Afri-Cola Postobón Inca Kola Kola Real Cavan Cola"}
{"row_id":"6", "column_id":"2", "cell_value":"Diet Coke <br> Diet Coke Caffeine-Free <br> Caffeine-Free Coca-Cola <br> Coca-Cola Zero Sugar <br> Coca-Cola Cherry <br> Coca-Cola Vanilla <br> Coca-Cola Citra <br> Coca-Cola Life <br> Coca-Cola Mango"}
{"row_id":"4", "column_id":"1", "cell_value":"Introduced"}
{"row_id":"7", "column_id":"1", "cell_value":"Related products"}