epam / epam/Indigo

Impossible to save nested S-Groups in Extended SMILES and SMARTS formats

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#441 0 comments 0 reactions 1 assignee Claimed by @mkviatkovskii View on GitHub
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C++
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Description

**Steps to reproduce:**

Request Method: POST
Execute /v2/indigo/convert with the following parameters:
**options**: {smart-layout: true, mass-skip-error-on-pseudoatoms: false, ignore-stereochemistry-errors: true, gross-formula-add-rsites: true, gross-formula-add-isotopes: true}
**output_format**: "chemical/x-chemaxon-cxsmiles"
**struct**: [Combination_Sgroups.zip](https://github.com/epam/Indigo/files/6725585/Combination_Sgroups.zip)

_Expected result_: nested S-Groups in Extended SMILES format

_Actual result_: error: "IndigoException: SMILES saver: overlapping (nested?) repeating units can not be saved"

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