Table:
smooth piece of sea glass	$0.08

piece of black obsidian	$0.03

piece of smoky quartz	$0.01

piece of black mica	$0.08

Your task:
Look at the table image, determine the locations of the following cells. A cell's location MUST be represented as a json structure {'value': '<cell value>', 'location': (row_id, column_id)}, with row and column id beginning from 1. Represent the location as 'DOES NOT EXIST' if a cell is not present in the table.
Target cells:
1. 'piece of black obsidian',
2. 'piece of smoky quartz',
3. 'smooth piece of sea glass',
4. 'piece of black mica',
5. '$0.03',
6. '$0.01',

The coordinates of target cells are listed below.
1. {'value': 'piece of black obsidian', 'location': (2, 1)}
2. {'value': 'piece of smoky quartz', 'location': (3, 1)}
3. {'value': 'smooth piece of sea glass', 'location': (1, 1)}
4. {'value': 'piece of black mica', 'location': (4, 1)}
5. {'value': '$0.03', 'location': (2, 2)}
6. {'value': '$0.01', 'location': (3, 2)}