Complex ggXgamgam(int h1, int h2, int h3, int h4, double kg=1.);

Complex qqbXgamgam(int h1, int h3, int h4, double kq=1.);
Complex qbqXgamgam(int h2, int h3, int h4, double kq=1.);

Complex ggXgamgamg(int h1, int h2, int h3, int h4, int h5, double kg=1.);

Complex qqbXgamgamg(int h1, int h3, int h4, int h5, double kg=1., double kq=1.);
Complex qbqXgamgamg(int h2, int h3, int h4, int h5, double kg=1., double kq=1.);
Complex qgXgamgamq(int h1, int h2, int h3, int h4, double kg=1., double kq=1.);
Complex gqXgamgamq(int h1, int h2, int h3, int h4, double kg=1., double kq=1.);

double kgr(double muR, double kg=1., double kq=1., double muR0=0.);
double kqr(double muR, double kg=1., double kq=1., double muR0=0.);

Complex ggXgamgam1l(int h1, int h2, int h3, int h4, double muR, double kg=1.,double kq=1.);
Complex qqbXgamgam1l(int h1, int h3, int h4, double muR, double kg=1.,double kq=1.);
Complex qbqXgamgam1l(int h2, int h3, int h4, double muR, double kg=1.,double kq=1.);