1/2 a^{v0}_{c0} b^{c0,v1}_{a0,a1} c^{a2}_{v1} a+(a0) a+(a1) a-(v0) a-(a2)
-a^{v0}_{c0} b^{c0,v1}_{a0,a1} c^{a2}_{v1} gamma1^{a1}_{a2} a+(a0) a-(v0)
+a^{v0}_{c0} b^{c0,v1}_{a0,a1} c^{a2}_{v2} gamma1^{a1}_{a2} a+(a0) a+(v2) a-(v1) a-(v0)
-a^{v0}_{c0} b^{c1,v1}_{a0,a1} c^{a2}_{v1} gamma1^{a1}_{a2} a+(c0) a+(a0) a-(v0) a-(c1)
-1/2 a^{v1}_{c0} b^{c0,v0}_{a0,a1} c^{a2}_{v1} a+(a0) a+(a1) a-(v0) a-(a2)
+a^{v1}_{c0} b^{c0,v0}_{a0,a1} c^{a2}_{v1} gamma1^{a1}_{a2} a+(a0) a-(v0)
+a^{v1}_{c0} b^{c1,v0}_{a0,a1} c^{a2}_{v1} gamma1^{a1}_{a2} a+(c0) a+(a0) a-(v0) a-(c1)