An efficient synthesis, structural analysis, and computational studies of benzothiazole derivatives activated by formic acid under solvent-free conditions oleh Karzan Aziz Abdalkarim, Sewara Jalal Mohammed, Aso Hameed Hasan, Khalid M. Omer, Francisxavier Paularokiadoss, Rebaz Fayaq Hamarouf, Kosar Hikmat Hama Aziz, Hanar Qadir Hassan, Thayalaraj Christopher Jeyakumar