On how many maximal connected intervals within [-10, 10] is the derivative of f(x) = (-2(-2e^(-1(-1(3x^2 + 2x - 4) - 5)) + 1) - 3)/(-1(-2e^(-1(-1(3x^2 + 2x - 4) - 5)) + 1) - 3) negative?

Present the answer in LaTex format: \boxed{Your answer}
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