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

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