Table:
mulch	$5 per pound

cement	$5 per pound

sawdust	$5 per pound

sand	$2 per pound

Given this table, what are the contents in row 1? Show the cells in a row in the JSON format {"row_id":"<row index>", "cell_list":"<a list of cells in this row>"}. For example, {"row_id":"1", "cell_list": ["A", "B", "C"]}.

The target cell values of row 1: {"row_id": "1", "cell_list": ['mulch', '$5 per pound']}