@Test
public void testConvertExplicitToImplicitHydrogens() throws InvalidSmilesException {

    String rawMolSmiles = "[H]POOSC(Br)C(Cl)C(F)I";
    SmilesParser sp = new SmilesParser(DefaultChemObjectBuilder.getInstance());
    IAtomContainer atomContainer = sp.parseSmiles(rawMolSmiles);
    int expResult = 11;
    IAtomContainer result = SMSDNormalizer.convertExplicitToImplicitHydrogens(atomContainer);
    assertEquals(expResult, result.getAtomCount());
}