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