-1/4 a^{a1,v0}_{c0,c1} b^{c2,c3}_{a0,v0} c^{c4}_{a2} eta1^{a2}_{a1} a+(c0) a+(c1) a+(a0) a-(c4) a-(c3) a-(c2)
+1/4 a^{a1,v0}_{c0,c1} b^{c2,c3}_{a2,v0} c^{c4}_{a0} eta1^{a2}_{a1} a+(c0) a+(c1) a+(a0) a-(c4) a-(c3) a-(c2)
-1/2 a^{a0,v0}_{c0,c3} b^{c1,c2}_{a1,v0} c^{c3}_{a2} a+(c0) a+(a1) a+(a2) a-(a0) a-(c2) a-(c1)
+a^{a0,v0}_{c0,c3} b^{c1,c3}_{a1,v0} c^{c2}_{a2} a+(c0) a+(a1) a+(a2) a-(a0) a-(c2) a-(c1)
+1/2 a^{a1,v0}_{c0,c3} b^{c1,c2}_{a0,v0} c^{c3}_{a2} eta1^{a2}_{a1} a+(c0) a+(a0) a-(c2) a-(c1)
-a^{a1,v0}_{c0,c3} b^{c1,c3}_{a0,v0} c^{c2}_{a2} eta1^{a2}_{a1} a+(c0) a+(a0) a-(c2) a-(c1)
-1/2 a^{a1,v0}_{c0,c3} b^{c1,c2}_{a0,v1} c^{c3}_{a2} eta1^{a2}_{a1} a+(c0) a+(a0) a+(v1) a-(v0) a-(c2) a-(c1)
+a^{a1,v0}_{c0,c3} b^{c1,c3}_{a0,v1} c^{c2}_{a2} eta1^{a2}_{a1} a+(c0) a+(a0) a+(v1) a-(v0) a-(c2) a-(c1)
-1/2 a^{a1,v0}_{c0,c3} b^{c1,c2}_{a2,v0} c^{c3}_{a0} eta1^{a2}_{a1} a+(c0) a+(a0) a-(c2) a-(c1)
+a^{a1,v0}_{c0,c3} b^{c1,c3}_{a2,v0} c^{c2}_{a0} eta1^{a2}_{a1} a+(c0) a+(a0) a-(c2) a-(c1)
+1/2 a^{a1,v0}_{c0,c3} b^{c1,c2}_{a2,v1} c^{c3}_{a0} eta1^{a2}_{a1} a+(c0) a+(a0) a+(v1) a-(v0) a-(c2) a-(c1)
-a^{a1,v0}_{c0,c3} b^{c1,c3}_{a2,v1} c^{c2}_{a0} eta1^{a2}_{a1} a+(c0) a+(a0) a+(v1) a-(v0) a-(c2) a-(c1)
+a^{a0,v0}_{c1,c2} b^{c0,c1}_{a1,v0} c^{c2}_{a2} a+(a1) a+(a2) a-(a0) a-(c0)
+1/2 a^{a0,v0}_{c1,c2} b^{c1,c2}_{a1,v0} c^{c0}_{a2} a+(a1) a+(a2) a-(a0) a-(c0)
-a^{a0,v0}_{c1,c2} b^{c0,c1}_{a1,v1} c^{c2}_{a2} a+(a1) a+(a2) a+(v1) a-(v0) a-(a0) a-(c0)
-1/2 a^{a0,v0}_{c1,c2} b^{c1,c2}_{a1,v1} c^{c0}_{a2} a+(a1) a+(a2) a+(v1) a-(v0) a-(a0) a-(c0)
-a^{a1,v0}_{c1,c2} b^{c0,c1}_{a0,v0} c^{c2}_{a2} eta1^{a2}_{a1} a+(a0) a-(c0)
-1/2 a^{a1,v0}_{c1,c2} b^{c1,c2}_{a0,v0} c^{c0}_{a2} eta1^{a2}_{a1} a+(a0) a-(c0)
+a^{a1,v0}_{c1,c2} b^{c0,c1}_{a0,v1} c^{c2}_{a2} eta1^{a2}_{a1} a+(a0) a+(v1) a-(v0) a-(c0)
+1/2 a^{a1,v0}_{c1,c2} b^{c1,c2}_{a0,v1} c^{c0}_{a2} eta1^{a2}_{a1} a+(a0) a+(v1) a-(v0) a-(c0)
+a^{a1,v0}_{c1,c2} b^{c0,c1}_{a2,v0} c^{c2}_{a0} eta1^{a2}_{a1} a+(a0) a-(c0)
+1/2 a^{a1,v0}_{c1,c2} b^{c1,c2}_{a2,v0} c^{c0}_{a0} eta1^{a2}_{a1} a+(a0) a-(c0)
-a^{a1,v0}_{c1,c2} b^{c0,c1}_{a2,v1} c^{c2}_{a0} eta1^{a2}_{a1} a+(a0) a+(v1) a-(v0) a-(c0)
-1/2 a^{a1,v0}_{c1,c2} b^{c1,c2}_{a2,v1} c^{c0}_{a0} eta1^{a2}_{a1} a+(a0) a+(v1) a-(v0) a-(c0)