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(2007/10/02)N-(4-aminobenzoyl)-L-glutamic acid
7-Bromomethyl-1-methyl-2,2-dioxo-1,2-dihydro-2λ6-pyrazino[2,3-c][1,2,6]thiadiazin-4-ylamine
4-amino-1,7-dimethylpyrazino<2,3-c>-1,2,6-thiadiazine 2,2-dioxide
4-amino-7-methyl-1H-pyrazino<2,3-c>-<1,2,6>thiadiazine 2,2-dioxide