-1/2 a^{c2,a0}_{c0,c1} b^{c4,v0}_{c3,a1} c^{c5}_{v0} eta1^{a1}_{a0} a+(c0) a+(c1) a+(c3) a-(c5) a-(c4) a-(c2)
+1/2 a^{c2,a0}_{c0,c1} b^{c3,v0}_{c4,a1} c^{c4}_{v0} a+(c0) a+(c1) a+(a1) a-(a0) a-(c3) a-(c2)
-1/2 a^{c2,a0}_{c0,c1} b^{c3,v0}_{c4,a1} c^{c4}_{v0} eta1^{a1}_{a0} a+(c0) a+(c1) a-(c3) a-(c2)
+1/2 a^{c2,a0}_{c0,c1} b^{c3,v0}_{c4,a1} c^{c4}_{v1} eta1^{a1}_{a0} a+(c0) a+(c1) a+(v1) a-(v0) a-(c3) a-(c2)
+a^{c1,a0}_{c0,c2} b^{c2,v0}_{c3,a1} c^{c3}_{v0} a+(c0) a+(a1) a-(a0) a-(c1)
-a^{c1,a0}_{c0,c2} b^{c2,v0}_{c3,a1} c^{c3}_{v0} eta1^{a1}_{a0} a+(c0) a-(c1)
-a^{c1,a0}_{c0,c2} b^{c2,v0}_{c3,a1} c^{c3}_{v1} a+(c0) a+(a1) a+(v1) a-(v0) a-(a0) a-(c1)
+a^{c1,a0}_{c0,c2} b^{c2,v0}_{c3,a1} c^{c3}_{v1} eta1^{a1}_{a0} a+(c0) a+(v1) a-(v0) a-(c1)
-a^{c1,a0}_{c0,c4} b^{c3,v0}_{c2,a1} c^{c4}_{v0} a+(c0) a+(c2) a+(a1) a-(a0) a-(c3) a-(c1)
+a^{c1,a0}_{c0,c4} b^{c3,v0}_{c2,a1} c^{c4}_{v0} eta1^{a1}_{a0} a+(c0) a+(c2) a-(c3) a-(c1)
-a^{c1,a0}_{c0,c4} b^{c3,v0}_{c2,a1} c^{c4}_{v1} eta1^{a1}_{a0} a+(c0) a+(c2) a+(v1) a-(v0) a-(c3) a-(c1)
+a^{c1,a0}_{c0,c4} b^{c4,v0}_{c2,a1} c^{c3}_{v0} a+(c0) a+(c2) a+(a1) a-(a0) a-(c3) a-(c1)
-a^{c1,a0}_{c0,c4} b^{c4,v0}_{c2,a1} c^{c3}_{v0} eta1^{a1}_{a0} a+(c0) a+(c2) a-(c3) a-(c1)
+a^{c1,a0}_{c0,c4} b^{c4,v0}_{c2,a1} c^{c3}_{v1} eta1^{a1}_{a0} a+(c0) a+(c2) a+(v1) a-(v0) a-(c3) a-(c1)
+a^{c0,a0}_{c2,c3} b^{c2,v0}_{c1,a1} c^{c3}_{v0} a+(c1) a+(a1) a-(a0) a-(c0)
-a^{c0,a0}_{c2,c3} b^{c2,v0}_{c1,a1} c^{c3}_{v0} eta1^{a1}_{a0} a+(c1) a-(c0)
-a^{c0,a0}_{c2,c3} b^{c2,v0}_{c1,a1} c^{c3}_{v1} a+(c1) a+(a1) a+(v1) a-(v0) a-(a0) a-(c0)
+a^{c0,a0}_{c2,c3} b^{c2,v0}_{c1,a1} c^{c3}_{v1} eta1^{a1}_{a0} a+(c1) a+(v1) a-(v0) a-(c0)