You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule S-(diphenylphosphanylmethyl) pentanethioate;4-methanidyl-2,2,6,6-tetramethylheptan-3-one;yttrium into molecular formula.
user
C30H43O2PSY-2
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