For the three and six months ended June 30, 2020, the Company paid $100,000 of interest on the DE LLC Note and recorded interest expense of $27,621 and $55,242, respectively and did not repay any principal balance of the DE LLC Note. For the three and six months ended June 30, 2019, the Company did not repay any principal balance or interest of the DE LLC Note and recorded interest expense of $27,621 and $54,938, respectively. As of June 30, 2020 and December 31, 2019, the Company had a principal balance of $1,107,873 and accrued interest of $370,834 and $415,592, respectively, relating to the DE LLC Note on its condensed consolidated balance sheets.