-1/2 a^{c0}_{v0} b^{c1,v1}_{a0,a2} c^{a4,a5}_{a1,a3} lambda2^{a2,a3}_{a4,a5} a+(a0) a+(a1) a+(v0) a-(v1) a-(c1) a-(c0)
+1/4 a^{c0}_{v0} b^{c1,v1}_{a2,a3} c^{a4,a5}_{a0,a1} gamma1^{a3}_{a5} gamma1^{a2}_{a4} a+(a0) a+(a1) a+(v0) a-(v1) a-(c1) a-(c0)
+1/8 a^{c0}_{v0} b^{c1,v1}_{a2,a3} c^{a4,a5}_{a0,a1} lambda2^{a2,a3}_{a4,a5} a+(a0) a+(a1) a+(v0) a-(v1) a-(c1) a-(c0)