%0 Journal Article %T An alternative approach to the synthesis of new pyrimido[5′,4′:5,6][1,4] thiazino[2,3-b]quinoxaline derivatives %A Bakavoli, Mehdi %A Eshghi, Hossein %A Azizolahy, Hamid %A Saberi, Satar %A Akbarzadeh, Marzieh %J Journal of Chemical Research %@ 1747-5198 %D 2015