-1/4 a^{a0}_{c0} b^{c1,c2}_{a1,a2} c^{a3,v0}_{c3,c4} eta1^{a1}_{a0} gamma1^{a2}_{a3} a+(c0) a+(c3) a+(c4) a-(v0) a-(c2) a-(c1)
+1/8 a^{a0}_{c0} b^{c1,c2}_{a1,a2} c^{a3,v0}_{c3,c4} lambda2^{a1,a2}_{a0,a3} a+(c0) a+(c3) a+(c4) a-(v0) a-(c2) a-(c1)
+1/2 a^{a0}_{c3} b^{c0,c3}_{a1,a2} c^{a3,v0}_{c1,c2} eta1^{a1}_{a0} gamma1^{a2}_{a3} a+(c1) a+(c2) a-(v0) a-(c0)
+1/2 a^{a0}_{c3} b^{c0,c3}_{a1,a2} c^{a3,v0}_{c1,c2} gamma1^{a2}_{a3} a+(c1) a+(c2) a+(a1) a-(v0) a-(a0) a-(c0)
-1/4 a^{a0}_{c3} b^{c0,c3}_{a1,a2} c^{a3,v0}_{c1,c2} lambda2^{a1,a2}_{a0,a3} a+(c1) a+(c2) a-(v0) a-(c0)
+1/2 a^{a2}_{c3} b^{c0,c3}_{a0,a3} c^{a1,v0}_{c1,c2} eta1^{a3}_{a2} a+(c1) a+(c2) a+(a0) a-(v0) a-(a1) a-(c0)