triazolo,quinazoline,triazolo[4,3-a],triazolo[4,3-a]quinazolin
Triazolo[4,3-a]
58333-34-9Phosphonodithioic acid, ethyl-, O-ethylS-[(3-oxo-1,2,4-triazolo[4,3-a]pyridin-2(3H)-yl)methyl] ester
58333-33-8Phosphonodithioic acid, methyl-, O-ethylS-[(3-oxo-1,2,4-triazolo[4,3-a]pyridin-2(3H)-yl)methyl] ester