@Test
public void fixedH() throws Exception {

    SmilesParser parser = new SmilesParser(DefaultChemObjectBuilder.getInstance());
    IAtomContainer atomContainer = parser.parseSmiles("N1C=NC2=CC=CC=C12");
    String auxInfo = InChINumbersTools.auxInfo(atomContainer, INCHI_OPTION.FixedH);
    String expected = "AuxInfo=1/1/" + "N:6,7,5,8,2,4,9,3,1/" + "E:(1,2)(3,4)(6,7)(8,9)/" + "F:7,6,8,5,2,9,4,1,3/"
            + "rA:9NCNCCCCCC/" + "rB:s1;d2;s3;d4;s5;d6;s7;s1s4d8;/" + "rC:;;;;;;;;;";
    assertThat(auxInfo, is(expected));
}