5-Ethylthio-1H-tetrazole89797-68-2100 % similar 5-Methylthio-1H-tetrazole29515-99-952 % similar 5-Benzylthio-1H-tetrazole21871-47-648 % similar 5-Methyl-2H-tetrazole4076-36-236 % similar 5-(Ethylthio)-1,3,4-thiadiazol-2-amine25660-70-233 % similar Ethyl phenyl sulfide622-38-833 % similar 5-(2-Chloroethyl)-2H-tetrazole18755-46-930 % similar