Saad, HA; Ali, RS
(MDPI, 2018-05)
A novel fused system with three or four fused ringspyridazino[3,4:5,6][1,2,4]triazino[4,3-b][1,2,4,5]tetrazine and pyridazino[3,4:5,6][1,2,4]triazino[3,4-b]pyrimido[4,5-e][1,3,4]thiadiazine was obtained from the starting ...