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