Jmol-SwingJS
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unwanted chirality in -SO3H groups
Jmol (14.32.39) possibly assigns sulfonic acids as chiral.
Related to an earlier post here, I observe Jmol assigns chirality for -SO3H when issuing the command
print {thisModel}.find("SMILES");
though the displayed bond order suggests two S=O, i.e. two out of four substitutents as equal. Their bond length is pretty much similar (1.45 A), while the S-O are distinctly longer (1.61 A):

To ease the comparison, the .sdf in question is attached below.