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What is the molecular formula of the molecule N-(14,14-dimethyl-11-phenyl-9-oxapentacyclo[11.7.0.02,10.03,8.015,20]icosa-1(13),2(10),3,5,7,11,15(20),16,18-nonaen-17-yl)-N,18,18,21,21-pentakis-phenyl-9-oxaheptacyclo[18.7.0.02,10.03,8.011,19.012,17.022,27]heptacosa-1,3,5,7,10,12,14,16,19,22(27),23,25-dodecaen-24-amine ?
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C83H55NO2
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