4-Amino-1,2,4-triazinone derivative &rarr; 1,2,4-Triazione<br><br>Comments:<br>Photolytic cleavage, based on Cox, L., Hermosin, M.C., Cornejo, J. and Mansour, M. (1996) <i>Chemosphere</i> 33:2057-2064, and Parlar, H. and Korte, F. (1979) <i>Chemosphere</i> 8:797-807.