1-(5-Tetrazolyl)-4-guanyltetrazene hydrate 3-Tetrazene-2-carboximidamide, 4-(1H-tetrazol-5-yl)-, monohydrate 3-Tetrazene-2-carboximidamide, 4-(1H-tetrazol-5-yl)-,monohydrate 31330-63-9 89303-69-5 Tetrazene explosive