-1/4 a^{c2}_{c0,c1,a1} b^{a3,a4}_{a0,a2} lambda2^{a1,a2}_{a3,a4} a+(c0) a+(c1) a+(a0) a-(c2)
+1/4 a^{c2}_{c0,c1,a3} b^{a2,a4}_{a0,a1} gamma1^{a3}_{a4} a+(c0) a+(c1) a+(a0) a+(a1) a-(a2) a-(c2)