“…Furthermore utilizing the antibacterial [17][18][19][20] , antispasmodic 21 , and antitubercular activities 22 of the benzothiazole-2-thione ring system, Varma et al synthesized a series of N-substituted-5-(hydrogen/chloro)benzothiazole-2-thiones and found that the compounds were active over Escherichia coli and Staphylococcus aureus [23][24][25] .…”