License types:

• Full license
  allows you to use all functions and actions of Standardizer
  to request a full license key, contact [email protected].

• Evaluation license
  time-limited license available for 3 days, click here for evaluation
  license

• Academic license
  free for members of the academic community
  click here to learn more

Without a valid Standardizer license key, you can create, save, and modify configurations with any actions, but you can only run standardization if the configuration contains only free actions.

Free actions of Standardizer are:

• Add Explicit Hydrogens

• Remove Explicit Hydrogens

• Aromatize

• Dearomatize

• Wedge Clean