-1/16 a^{a1,a2}_{c0,a0} b^{c2,c3}_{c1,a3} c^{c6,c7}_{c4,c5} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c1) a+(c4) a+(c5) a-(c7) a-(c6) a-(c3) a-(c2)
+1/4 a^{a1,a2}_{c0,a0} b^{c1,c2}_{c6,a3} c^{c5,c6}_{c3,c4} eta1^{a3}_{a2} a+(c0) a+(c3) a+(c4) a+(a0) a-(a1) a-(c5) a-(c2) a-(c1)
-1/8 a^{a1,a2}_{c0,a0} b^{c1,c2}_{c6,a3} c^{c5,c6}_{c3,c4} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c3) a+(c4) a-(c5) a-(c2) a-(c1)
-1/8 a^{a1,a2}_{c4,a0} b^{c0,c1}_{c5,a3} c^{c4,c5}_{c2,c3} a+(c2) a+(c3) a+(a0) a+(a3) a-(a2) a-(a1) a-(c1) a-(c0)
+1/4 a^{a1,a2}_{c4,a0} b^{c0,c1}_{c5,a3} c^{c4,c5}_{c2,c3} eta1^{a3}_{a2} a+(c2) a+(c3) a+(a0) a-(a1) a-(c1) a-(c0)
-1/8 a^{a1,a2}_{c4,a0} b^{c0,c1}_{c5,a3} c^{c4,c5}_{c2,c3} lambda2^{a0,a3}_{a1,a2} a+(c2) a+(c3) a-(c1) a-(c0)
+1/4 a^{a1,a2}_{c4,a0} b^{c0,c4}_{c5,a3} c^{c3,c5}_{c1,c2} a+(c1) a+(c2) a+(a0) a+(a3) a-(a2) a-(a1) a-(c3) a-(c0)
-1/2 a^{a1,a2}_{c4,a0} b^{c0,c4}_{c5,a3} c^{c3,c5}_{c1,c2} eta1^{a3}_{a2} a+(c1) a+(c2) a+(a0) a-(a1) a-(c3) a-(c0)
+1/4 a^{a1,a2}_{c4,a0} b^{c0,c4}_{c5,a3} c^{c3,c5}_{c1,c2} lambda2^{a0,a3}_{a1,a2} a+(c1) a+(c2) a-(c3) a-(c0)
-1/4 a^{a1,a2}_{c6,a0} b^{c1,c2}_{c0,a3} c^{c5,c6}_{c3,c4} eta1^{a3}_{a2} a+(c0) a+(c3) a+(c4) a+(a0) a-(a1) a-(c5) a-(c2) a-(c1)
+1/8 a^{a1,a2}_{c6,a0} b^{c1,c2}_{c0,a3} c^{c5,c6}_{c3,c4} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c3) a+(c4) a-(c5) a-(c2) a-(c1)
-1/4 a^{a1,a2}_{c6,a0} b^{c1,c6}_{c0,a3} c^{c4,c5}_{c2,c3} eta1^{a3}_{a2} a+(c0) a+(c2) a+(c3) a+(a0) a-(a1) a-(c5) a-(c4) a-(c1)
+1/8 a^{a1,a2}_{c6,a0} b^{c1,c6}_{c0,a3} c^{c4,c5}_{c2,c3} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c2) a+(c3) a-(c5) a-(c4) a-(c1)