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system
Provide the molecular formula for the IUPAC named substance (2,5-dioxopyrrolidin-1-yl) 2-[(E)-[(8S,9R,10R,13S,14S,17R)-17-acetyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-ylidene]amino]oxyacetate .
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C27H36N2O7
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