Determine the number of maximal connected intervals in [-10, 10] where the function f(x) = 1(-1(-1|(2sin(3πx - 3) + 1) + 2| + 3)^2 - 5(-1|(2sin(3πx - 3) + 1) + 2| + 3) + 4) + 1 is strictly decreasing.

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