Utility of cyanothioacetamide in the synthesis of pyrazolo[4,3-c],isoxazolo[4,5-c],thieno[2,3-b]and furo[3,2-c] of thioxopyridine derivatives and their antibacterial activities

H. M. F. Madkour; M. A. I. Salem; M. I. Marzouk; M. E. Azab; N. F. H. Mahmoud; Azab, Mohammad;