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What is the molecular formula of the molecule identified by (1R,9R,10S,11R,12R,15S,18S,21R)-4-(butylamino)-10,11,21-trihydroxy-8,8-dimethyl-14-methylidene-20-oxa-5-thia-3-azahexacyclo[9.7.2.112,15.01,9.02,6.012,18]henicosa-2(6),3-dien-13-one ?
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C25H34N2O5S
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