Indefinite Integration

If \(I=\int \frac{\sin x+\sin ^3 x}{\cos 2 x} d x=P \cos x+Q \log \left|\frac{\sqrt{2} \cos x-1}{\sqrt{2} \cos x+1}\right|\) (where \(c\) is a constant of integration), then values of \(\mathrm{P}\) and \(\mathrm{Q}\) are respectively