For the function f(x) = -2|(1(-1((-2x + 3)/(-1x - 2)) + 5)^2 - 4(-1((-2x + 3)/(-1x - 2)) + 5)) + 2|, find the number of maximal connected intervals in [-10, 10] where f'(x) < 0.

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