\partial^{γ ̇ γ} \partial_{γ ̇ γ} ϕ_{1_{.} . . α k_{,} ̇ β 1_{.} . . ̇ β n_{α}}^{=} 2 e 2^{m} 2^{,} x {+ 1 k}_{̇} β {+ 1 n}_{α}^{,} x {+ 2 k}_{̇} β {+ 2 n}_{α}^{,} ϕ {k + 2, n + 2 ()}_{1_{.} . . α k_{α} {+ 1 k}_{α} {+ 2 k}_{,} ̇ β 1_{.} . . ̇ β n_{̇} β {+ 1 n}_{̇} β {+ 2 n}_{α}}^{(k, n)}