ChemCalc
You entered: C14H19N5O2 . H2SO4 . H2O
The formula is: C14H19N5O2.H2O4S.H2O
The compound seems to be a salt or a hydrate.
Total mass: 405.42592
Mass of C14H19N5O2: 289.33716
Mass of H2O4S: 98.07348
Mass of H2O: 18.01528
Isotopic distribution