For the function f(x) = -2sin(1π(3((-2(-1x - 1) + 3)/(1(-1x - 1) + 1))^2 + 3((-2(-1x - 1) + 3)/(1(-1x - 1) + 1)) + 2) + 3) + 3, 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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