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What is the molecular formula of the molecule 7,14,14-trimethyl-4-[[(3R)-3-methylpiperidin-1-ium-1-yl]methyl]-13-oxa-10-thia-3,5,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene ?
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C20H28N5OS+
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