You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (2R,3R,3aS,9bS)-3-(hydroxymethyl)-6-oxo-N-(4-phenylphenyl)-7-[(E)-prop-1-enyl]-1-propyl-3,3a,4,9b-tetrahydro-2H-pyrrolo[2,3-a]indolizine-2-carboxamide into molecular formula.
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C30H33N3O3
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