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What is the molecular formula of the compound with this IUPAC name (2E,4S,5R,6S,12R,15R,16R,21S)-5-ethenyl-15,21-bis(hydroxymethyl)-25-[[N'-(3-hydroxypropyl)carbamimidoyl]amino]-10-oxo-6-[(2S,3S,5R,6R)-4,4,5-trihydroxy-6-(hydroxymethyl)-3-[(1R)-2-hydroxy-1-(methylamino)ethoxy]oxan-2-yl]oxy-7,11-dioxa-18,19-dithia-22-azoniatetracyclo[20.3.1.04,9.012,16]hexacosa-1(25),2,8,23-tetraene-24-carboxylic acid ?
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C39H60N5O16S2+
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