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What is the molecular formula of the molecule identified by (19R)-19-amino-10,19-diethyl-7-methoxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4(9),5,7,10,15(20)-heptaene-14,18-dione ?
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C23H23N3O4
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