Quarterly report pursuant to Section 13 or 15(d)

Net loss per share (Details) - Schedule of antidilutive securities excluded from computation of earnings per share

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Net loss per share (Details) - Schedule of antidilutive securities excluded from computation of earnings per share - shares
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Schedule of antidilutive securities excluded from computation of earnings per share [Abstract]        
Options to purchase common stock 660,921 748,837 660,921 748,837
Total 660,921 748,837 660,921 748,837