-1/2 a^{c1}_{c0} b^{c2}_{a0} c^{a2,a3}_{c3,a1} lambda2^{a0,a1}_{a2,a3} a+(c0) a+(c3) a-(c2) a-(c1)
+1/2 a^{c0}_{c2} b^{c2}_{a0} c^{a2,a3}_{c1,a1} lambda2^{a0,a1}_{a2,a3} a+(c1) a-(c0)
-a^{c0}_{c2} b^{c2}_{a2} c^{a1,a3}_{c1,a0} gamma1^{a2}_{a3} a+(c1) a+(a0) a-(a1) a-(c0)