%0 Conference Proceedings %T Synthesis and characterization of novel 4-(1-(pyrimidin-4-yl)ethyl)-12H-pyrimido[4\\\',5\\\':5,6][1,4]thiazino[2,3-b]quinoxaline derivatives %A Afrough, Toktam %A Bakavoli, Mehdi %A Eshghi, Hossein %J بیست و هفتمین سمینار شیمی آلی ایران %D 2019