A reconciliation of net loss to adjusted EBITDA can be found in our quarterly report. For the 3 6 months ended June 30, 2023, Adjusted EBITDA was negative $3,300,000 and negative $7,200,000 respectively compared with adjusted EBITDA of negative $4,500,000 And negative $8,800,000 during the same period in 2022. We had substantial non cash activities in both periods Related to fair value measurements, asset impairment, the Pick Note amendment, 2022 debenture release and stock based compensation, Including amounts related to the consulting agreement and other third parties compensated in stock. You can find more information on the Pick Note amendment, 2022 debenture release, Research and development expenses were approximately $333,000 And $642,000 for the 3 6 months ended June 30, 2023 respectively, compared to 1,000,000 And $1,600,000 for the comparable prior period. Selling, general and administrative expenses were $4,000,000 $10,300,000 For the 3 6 months ended June 30, 2023, respectively, compared to $5,000,000 $8,900,000 for the comparable prior period.