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