SymPy Gamma

Input:

diff(y(x)%5E2%20-%205sin(x)%2C%20x)

Error:

diff(y(x)%5E2%20-%205sin(x)%2C%20x)

diff (Function ('y' )*(Symbol ('x' ))%Float ('5E2' )%Integer (20 )-% Integer (205 )*sin (Symbol ('x' ))%Integer (2 )*Symbol ('C' )%Integer (20 )*Symbol ('x' ))

68: invalid syntax (<string>, line 1)

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