1/4 a^{}_{a0,a1,v0,v1} b^{a3,a4}_{a2,v2} lambda2^{a1,a2}_{a3,a4} a+(a0) a+(v0) a+(v1) a+(v2)
+1/2 a^{}_{a0,a3,v0,v1} b^{a2,a4}_{a1,v2} gamma1^{a3}_{a4} a+(a0) a+(a1) a+(v0) a+(v1) a+(v2) a-(a2)
+1/4 a^{}_{a1,a2,v0,v1} b^{a3,a4}_{a0,v2} gamma1^{a2}_{a4} gamma1^{a1}_{a3} a+(a0) a+(v0) a+(v1) a+(v2)
+1/8 a^{}_{a1,a2,v0,v1} b^{a3,a4}_{a0,v2} lambda2^{a1,a2}_{a3,a4} a+(a0) a+(v0) a+(v1) a+(v2)