-1/4 a^{v0}_{a0,a1,a3} b^{a5,a6}_{a2,a4} lambda2^{a3,a4}_{a5,a6} a+(a0) a+(a1) a+(a2) a-(v0)
-1/4 a^{v0}_{a0,a1,a5} b^{a4,a6}_{a2,a3} gamma1^{a5}_{a6} a+(a0) a+(a1) a+(a2) a+(a3) a-(v0) a-(a4)
+1/4 a^{v0}_{a0,a3,a4} b^{a5,a6}_{a1,a2} gamma1^{a4}_{a6} gamma1^{a3}_{a5} a+(a0) a+(a1) a+(a2) a-(v0)
+1/8 a^{v0}_{a0,a3,a4} b^{a5,a6}_{a1,a2} lambda2^{a3,a4}_{a5,a6} a+(a0) a+(a1) a+(a2) a-(v0)