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