cdkbook

ElementProperties.groovy

Source code:

@Grab(group='org.openscience.cdk', module='cdk-bundle', version='2.9')

import org.openscience.cdk.interfaces.*;
import org.openscience.cdk.*;

IAtom atom = new Atom("C");
atom.setSymbol("N")
atom.setAtomicNumber(7)

Output: