-1/2 a^{c1,a0}_{c0,a1} b^{c3}_{c2} c^{a3,a4}_{c4,a2} lambda2^{a1,a2}_{a3,a4} a+(c0) a+(c2) a+(c4) a-(a0) a-(c3) a-(c1)
+a^{c1,a2}_{c0,a1} b^{c3}_{c2} c^{a0,a4}_{c4,a3} eta1^{a3}_{a2} gamma1^{a1}_{a4} a+(c0) a+(c2) a+(c4) a-(a0) a-(c3) a-(c1)
+a^{c1,a2}_{c0,a1} b^{c3}_{c2} c^{a0,a4}_{c4,a3} lambda2^{a1,a3}_{a2,a4} a+(c0) a+(c2) a+(c4) a-(a0) a-(c3) a-(c1)
-1/2 a^{c0,a3}_{c3,a0} b^{c3}_{c1} c^{a1,a2}_{c2,a4} eta1^{a4}_{a3} a+(c1) a+(c2) a+(a0) a-(a2) a-(a1) a-(c0)
+1/2 a^{c0,a0}_{c3,a1} b^{c3}_{c1} c^{a3,a4}_{c2,a2} lambda2^{a1,a2}_{a3,a4} a+(c1) a+(c2) a-(a0) a-(c0)
-a^{c0,a2}_{c3,a1} b^{c3}_{c1} c^{a0,a4}_{c2,a3} eta1^{a3}_{a2} gamma1^{a1}_{a4} a+(c1) a+(c2) a-(a0) a-(c0)
-a^{c0,a2}_{c3,a1} b^{c3}_{c1} c^{a0,a4}_{c2,a3} lambda2^{a1,a3}_{a2,a4} a+(c1) a+(c2) a-(a0) a-(c0)
-a^{c0,a0}_{c3,a3} b^{c3}_{c1} c^{a2,a4}_{c2,a1} gamma1^{a3}_{a4} a+(c1) a+(c2) a+(a1) a-(a2) a-(a0) a-(c0)