You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[(4R,4aR,7R,7aR,12bS)-11-hydroxy-3-(2-phenylethyl)-2,4,4a,5,6,7,7a,13-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-yl]-N-(2-methylpropyl)-3-phenylprop-2-enamide into its molecular formula.
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C37H42N2O3
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