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What is the molecular formula of the molecule identified by [(3aR,4R,6S,6aS)-4-(4-chloropyrrolo[2,3-d]pyrimidin-7-yl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl]-(3-bicyclo[4.2.0]octa-1(6),2,4-trienyl)methanone ?
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C22H20ClN3O4
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