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