\[ \int \frac {(e+f x)^3 \text {csch}^3(c+d x)}{a+b \sinh (c+d x)} \, dx \]
Optimal antiderivative \[ \text {Expression too large to display} \]
command
integrate((f*x+e)^3*csch(d*x+c)^3/(a+b*sinh(d*x+c)),x, algorithm="fricas")
Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output
\[ \text {output too large to display} \]
Fricas 1.3.7 via sagemath 9.3 output \[ \text {Timed out} \]