$ERT\left(Re(K)\left(Re(S)\left(Re(I)\left(Re(H)Im(A^{2})+Im(H)Re(A^{2})\right)+Im(I)\left(Re(H)Re(A^{2})-Im(H)Im(A^{2})\right)\right)+Im(S)\left(-Im(I)\left(Re(H)Im(A^{2})+Im(H)Re(A^{2})\right)+Re(I)\left(Re(H)Re(A^{2})-Im(H)Im(A^{2})\right)\right)\right)+Im(K)\left(-Im(S)\left(Re(I)\left(Re(H)Im(A^{2})+Im(H)Re(A^{2})\right)+Im(I)\left(Re(H)Re(A^{2})-Im(H)Im(A^{2})\right)\right)+Re(S)\left(-Im(I)\left(Re(H)Im(A^{2})+Im(H)Re(A^{2})\right)+Re(I)\left(Re(H)Re(A^{2})-Im(H)Im(A^{2})\right)\right)\right)\right)$