2-<(methylamino)(methylimino)methylthio>-4-neopentyloxypyrimidine

2,6-diphenyl-4H-1,3,5-thiadiazine

ethyl 4,6-diphenylpyridine-2-carboxylate

1,3-dimethyl-1-nitrosothiourea

methylamino(methylimino)methanesulfinic acid