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What is the molecular formula of the molecule 2-chloro-4-nitro-N-[[3,5,14-trihydroxy-13-methyl-17-(5-oxo-2H-furan-3-yl)-2,3,4,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-10-yl]methylideneamino]benzamide ?
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C30H36ClN3O8
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