You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2Z)-2-[(3S,4R,5R,6S,10S)-4,10-dihydroxy-3-[(2E,4E,9E)-1-hydroxy-10,14-dimethyl-6-methylidenepentadeca-2,4,9-trien-2-yl]-6-(3-hydroxypropyl)-10-[2-(methylamino)ethyl]spiro[4.5]decan-7-ylidene]propanal by IUPAC nomenclature, provide its molecular formula.
user
C37H61NO5
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