1/4 a^{a2}_{c0,a0,a1} b^{c2,c3,a3}_{c1} lambda2^{a0,a1}_{a2,a3} a+(c0) a+(c1) a-(c3) a-(c2)
+1/2 a^{a1}_{c0,a0,a2} b^{c2,c3,a3}_{c1} gamma1^{a2}_{a3} a+(c0) a+(c1) a+(a0) a-(a1) a-(c3) a-(c2)
-1/2 a^{a2}_{c2,a0,a1} b^{c1,c2,a3}_{c0} a+(c0) a+(a0) a+(a1) a-(a3) a-(a2) a-(c1)
-1/2 a^{a2}_{c2,a0,a1} b^{c1,c2,a3}_{c0} lambda2^{a0,a1}_{a2,a3} a+(c0) a-(c1)
-a^{a1}_{c2,a0,a2} b^{c1,c2,a3}_{c0} gamma1^{a2}_{a3} a+(c0) a+(a0) a-(a1) a-(c1)