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Balance Sheet Details

6 Months Ended

Jun. 30, 2023

Balance Sheet Related Disclosures [Abstract]

2. Balance Sheet Details

Property, Plant and Equipment, net

Property, plant and equipment, net, consist of the following (in thousands):


	June 30,			December 31,
	2023			2022
Computer equipment and software	$	1,090		$	1,078
Furniture and fixtures		1,089			1,086
Leasehold improvements		115			115
Construction in process		604			399
Total property, plant and equipment, gross		2,898			2,678
Less: accumulated depreciation		(1,740	)		(1,471	)
Total property, plant and equipment, net	$	1,158		$	1,207

Depreciation expense for each of the three months ended June 30, 2023 and 2022 was approximately $0.1 million. Depreciation expense for each of the six months ended June 30, 2023 and 2022 was approximately $0.3 million. No property, plant or equipment was disposed of during the six months ended June 30, 2023 or the year ended December 31, 2022.

Accrued Expenses

Accrued expenses consist of the following (in thousands):


	June 30,		December 31,
	2023		2022
Accrued research and development expenses	$	6,716	$	3,080
Accrued compensation expenses		6,531		8,447
Accrued professional & consulting expenses		2,183		3,000
Accrued other		21		151
Total accrued expenses	$	15,451	$	14,678

Inventory

Inventory consist of the following (in thousands):


	June 30,		December 31,
	2023		2022
Raw materials	$	111	$	—
Total inventory, current	$	111	$	—
Raw materials, noncurrent		3,450		—
Total inventory	$	3,561	$	—

Raw materials consist of materials, including active pharmaceutical ingredients, to be consumed in the production of inventory related to the FDA approved products. $3.5 million of raw materials are included within other long-term assets as of June 30, 2023.