Tetrazolo

3H-tetrazolo[5,1-i]purin-5-amine

Tetrazolo[1,5-b]pyridazine, 6-azido-7-methyl-

Tetrazolo[1,5-a]pyridine-8-carboxylic acid, 6,7-diphenyl-,2-[[(phenylmethyl)amino]thioxomethyl]hydrazide