a^{v0}_{a0} b^{c0,a2}_{c3,a1} c^{c2,c3}_{c1,v0} a+(c1) a+(a0) a+(a1) a-(a2) a-(c2) a-(c0)
-1/2 a^{v0}_{a1} b^{c1,a2}_{c0,a0} c^{c3,c4}_{c2,v0} gamma1^{a1}_{a2} a+(c0) a+(c2) a+(a0) a-(c4) a-(c3) a-(c1)
-a^{v0}_{a1} b^{c0,a2}_{c3,a0} c^{c2,c3}_{c1,v0} gamma1^{a1}_{a2} a+(c1) a+(a0) a-(c2) a-(c0)
+a^{v0}_{a1} b^{c0,a2}_{c3,a0} c^{c2,c3}_{c1,v1} gamma1^{a1}_{a2} a+(c1) a+(a0) a+(v1) a-(v0) a-(c2) a-(c0)