1/8 a^{a0,a1}_{c0,c1} b^{c2,c3}_{a2,a3} c^{c5}_{c4} eta1^{a3}_{a1} eta1^{a2}_{a0} a+(c0) a+(c1) a+(c4) a-(c5) a-(c3) a-(c2)
+1/16 a^{a0,a1}_{c0,c1} b^{c2,c3}_{a2,a3} c^{c5}_{c4} lambda2^{a2,a3}_{a0,a1} a+(c0) a+(c1) a+(c4) a-(c5) a-(c3) a-(c2)
-1/4 a^{a0,a1}_{c0,c4} b^{c1,c2}_{a2,a3} c^{c4}_{c3} eta1^{a3}_{a1} eta1^{a2}_{a0} a+(c0) a+(c3) a-(c2) a-(c1)
-1/8 a^{a0,a1}_{c0,c4} b^{c1,c2}_{a2,a3} c^{c4}_{c3} lambda2^{a2,a3}_{a0,a1} a+(c0) a+(c3) a-(c2) a-(c1)
+1/2 a^{a0,a1}_{c0,c4} b^{c1,c4}_{a2,a3} c^{c3}_{c2} eta1^{a3}_{a1} eta1^{a2}_{a0} a+(c0) a+(c2) a-(c3) a-(c1)
+1/4 a^{a0,a1}_{c0,c4} b^{c1,c4}_{a2,a3} c^{c3}_{c2} lambda2^{a2,a3}_{a0,a1} a+(c0) a+(c2) a-(c3) a-(c1)
+1/2 a^{a0,a2}_{c0,c4} b^{c1,c2}_{a1,a3} c^{c4}_{c3} eta1^{a3}_{a2} a+(c0) a+(c3) a+(a1) a-(a0) a-(c2) a-(c1)
-a^{a0,a2}_{c0,c4} b^{c1,c4}_{a1,a3} c^{c3}_{c2} eta1^{a3}_{a2} a+(c0) a+(c2) a+(a1) a-(a0) a-(c3) a-(c1)
+1/4 a^{a0,a1}_{c2,c3} b^{c0,c2}_{a2,a3} c^{c3}_{c1} a+(c1) a+(a2) a+(a3) a-(a1) a-(a0) a-(c0)
+1/2 a^{a0,a1}_{c2,c3} b^{c0,c2}_{a2,a3} c^{c3}_{c1} eta1^{a3}_{a1} eta1^{a2}_{a0} a+(c1) a-(c0)
+1/4 a^{a0,a1}_{c2,c3} b^{c0,c2}_{a2,a3} c^{c3}_{c1} lambda2^{a2,a3}_{a0,a1} a+(c1) a-(c0)
+1/8 a^{a0,a1}_{c2,c3} b^{c2,c3}_{a2,a3} c^{c1}_{c0} a+(c0) a+(a2) a+(a3) a-(a1) a-(a0) a-(c1)
+1/4 a^{a0,a1}_{c2,c3} b^{c2,c3}_{a2,a3} c^{c1}_{c0} eta1^{a3}_{a1} eta1^{a2}_{a0} a+(c0) a-(c1)
+1/8 a^{a0,a1}_{c2,c3} b^{c2,c3}_{a2,a3} c^{c1}_{c0} lambda2^{a2,a3}_{a0,a1} a+(c0) a-(c1)
-a^{a0,a2}_{c2,c3} b^{c0,c2}_{a1,a3} c^{c3}_{c1} eta1^{a3}_{a2} a+(c1) a+(a1) a-(a0) a-(c0)
-1/2 a^{a0,a2}_{c2,c3} b^{c2,c3}_{a1,a3} c^{c1}_{c0} eta1^{a3}_{a2} a+(c0) a+(a1) a-(a0) a-(c1)