Acetic acid, 2-[[5,7-bis(ethylamino)-1,2,4-triazolo[4,3-a][1,3,5]triazin-3-yl]thio]-
Acetic acid, [[5,7-bis(ethylamino)-1,2,4-triazolo[4,3-a][1,3,5]triazin-3-yl]thio]-
2-[[5,7-Bis(ethylamino)-1,2,4-triazolo[4,3-a][1,3,5]triazin-3-yl]thio]acetic acid
2-[[Bis(ethylamino)-[1,2,4]triazolo[4,3-a][1,3,5]triazin-3-yl]sulfanyl]acetic acid