-1/2 a^{a0}_{a1} b^{c2,a2}_{c0,c1} c^{a4,v1}_{a3,v0} eta1^{a3}_{a2} gamma1^{a1}_{a4} a+(c0) a+(c1) a+(v0) a-(v1) a-(a0) a-(c2)
-1/2 a^{a0}_{a1} b^{c2,a2}_{c0,c1} c^{a4,v1}_{a3,v0} lambda2^{a1,a3}_{a2,a4} a+(c0) a+(c1) a+(v0) a-(v1) a-(a0) a-(c2)
+1/2 a^{a2}_{a1} b^{c2,a0}_{c0,c1} c^{a4,v1}_{a3,v0} eta1^{a3}_{a2} gamma1^{a1}_{a4} a+(c0) a+(c1) a+(v0) a-(v1) a-(a0) a-(c2)
+1/2 a^{a2}_{a1} b^{c2,a0}_{c0,c1} c^{a4,v1}_{a3,v0} lambda2^{a1,a3}_{a2,a4} a+(c0) a+(c1) a+(v0) a-(v1) a-(a0) a-(c2)
-1/2 a^{a2}_{a1} b^{c2,a3}_{c0,c1} c^{a0,v1}_{a4,v0} eta1^{a4}_{a2} gamma1^{a1}_{a3} a+(c0) a+(c1) a+(v0) a-(v1) a-(a0) a-(c2)
-1/2 a^{a2}_{a1} b^{c2,a3}_{c0,c1} c^{a0,v1}_{a4,v0} lambda2^{a1,a4}_{a2,a3} a+(c0) a+(c1) a+(v0) a-(v1) a-(a0) a-(c2)