Chyba:
KOH %2B Br2 %2B K2%5BSn%28OH%294%5D %3D KBr %2B K2%5BSn%28OH%296%5D
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Nalezen neočekávaný znak ('%')KOH %2B Br2 %2B K2%5BSn%28OH%294%5D %3D KBr %2B K2%5BSn%28OH%296%5D
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Nalezen neočekávaný znak ('%')