/ / 2\ 2 / 2/ 2\ 2 3/ 2\ 2 / 2/ 2\\ / 2\\ 2 2/ 2\ 2 / 2/ 2\\\ / 2\
2*\- 3*tanh\x / - 2*x *\3 - 6*tanh \x / + 2*x *tanh \x / + 10*x *\-1 + tanh \x //*tanh\x // + 6*x *tanh \x / + 6*x *\-1 + tanh \x ///*sech\x /
$$2 \left(6 x^{2} \left(\tanh^{2}{\left(x^{2} \right)} - 1\right) - 2 x^{2} \left(10 x^{2} \left(\tanh^{2}{\left(x^{2} \right)} - 1\right) \tanh{\left(x^{2} \right)} + 2 x^{2} \tanh^{3}{\left(x^{2} \right)} - 6 \tanh^{2}{\left(x^{2} \right)} + 3\right) + 6 x^{2} \tanh^{2}{\left(x^{2} \right)} - 3 \tanh{\left(x^{2} \right)}\right) \operatorname{sech}{\left(x^{2} \right)}$$