-a^{c0}_{a0} b^{c1,v0}_{c3,a2} c^{c3,a3}_{c2,a1} gamma1^{a2}_{a3} a+(c2) a+(a0) a+(a1) a-(v0) a-(c1) a-(c0)
+a^{c0}_{a2} b^{c1,v0}_{c3,a0} c^{c3,a3}_{c2,a1} gamma1^{a2}_{a3} a+(c2) a+(a0) a+(a1) a-(v0) a-(c1) a-(c0)