Install libopsin-java-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libopsin-java-doc
Description:
Chemical name to structure converter (documentation)
OPSIN (Open Parser for Systematic IUPAC Nomenclature) converts IUPAC compound names to semantic chemical information and outputs a structure either as CML (Chemical Markup Language), SMILES, or InChI. . This package comprises the javadoc documentation.
Homepage: http://opsin.ch.cam.ac.uk/
Version: 2.3.1-1
Section: universe/doc