$-ehtRe(a)\left(Re(p)\left(Re(t)\left(Re(n)\left(Re(s)Im(o^{2})+Im(s)Re(o^{2})\right)+Im(n)\left(Re(s)Re(o^{2})-Im(s)Im(o^{2})\right)\right)+Im(t)\left(-Im(n)\left(Re(s)Im(o^{2})+Im(s)Re(o^{2})\right)+Re(n)\left(Re(s)Re(o^{2})-Im(s)Im(o^{2})\right)\right)\right)+Im(p)\left(-Im(t)\left(Re(n)\left(Re(s)Im(o^{2})+Im(s)Re(o^{2})\right)+Im(n)\left(Re(s)Re(o^{2})-Im(s)Im(o^{2})\right)\right)+Re(t)\left(-Im(n)\left(Re(s)Im(o^{2})+Im(s)Re(o^{2})\right)+Re(n)\left(Re(s)Re(o^{2})-Im(s)Im(o^{2})\right)\right)\right)\right)$