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What is the molecular formula of the molecule cyclopentyl N-[(1S,4R,6S,7Z,14S,18R)-4-(cyclopropylsulfonylcarbamoyl)-18-(7-methoxy-3-thiophen-2-ylquinoxalin-2-yl)oxy-2,15-dioxo-3,16-diazatricyclo[14.3.0.04,6]nonadec-7-en-14-yl]carbamate ?
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C40H48N6O9S2
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