\[ \int \frac {1}{x \sin ^{\frac {3}{2}}\left (a+b \log \left (c x^n\right )\right )} \, dx \]
Optimal antiderivative \[ \frac {2 \sqrt {\frac {1}{2}+\frac {\sin \left (a +b \ln \left (c \,x^{n}\right )\right )}{2}}\, \EllipticE \left (\cos \left (\frac {a}{2}+\frac {\pi }{4}+\frac {b \ln \left (c \,x^{n}\right )}{2}\right ), \sqrt {2}\right )}{\sin \left (\frac {a}{2}+\frac {\pi }{4}+\frac {b \ln \left (c \,x^{n}\right )}{2}\right ) b n}-\frac {2 \cos \left (a +b \ln \left (c \,x^{n}\right )\right )}{b n \sqrt {\sin \left (a +b \ln \left (c \,x^{n}\right )\right )}} \]
command
integrate(1/x/sin(a+b*log(c*x^n))^(3/2),x, algorithm="fricas")
Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output
\[ \frac {-i \, \sqrt {2} \sqrt {-i} \sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) {\rm weierstrassZeta}\left (4, 0, {\rm weierstrassPInverse}\left (4, 0, \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) + i \, \sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )\right )\right ) + i \, \sqrt {2} \sqrt {i} \sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) {\rm weierstrassZeta}\left (4, 0, {\rm weierstrassPInverse}\left (4, 0, \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) - i \, \sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )\right )\right ) - 2 \, \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) \sqrt {\sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )}}{b n \sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )} \]
Fricas 1.3.7 via sagemath 9.3 output
\[ {\rm integral}\left (-\frac {\sqrt {\sin \left (b \log \left (c x^{n}\right ) + a\right )}}{x \cos \left (b \log \left (c x^{n}\right ) + a\right )^{2} - x}, x\right ) \]