OBTAUTOMER(1) General Commands Manual (urm) OBTAUTOMER(1)

obtautomer — enumerate tautomer SMILES and canonical tautomer SMILES

obtautomer [-c] filename

Enumerates tautomer SMILES and canonical tautomer SMILES.

Canonical tautomer only

obtautomer molecule.smi > tautomers.smi

Enumerates tautomers for molecule.smi and writes them to tautomers.smi

obabel(1).

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May 26, 2026 Open Babel 3.2