1/2 a^{c0}_{a0} b^{c1,c2}_{c3,a2} c^{c3,a3}_{a1,v0} gamma1^{a2}_{a3} a+(a0) a+(a1) a+(v0) a-(c2) a-(c1) a-(c0)
-1/2 a^{c0}_{a2} b^{c1,c2}_{c3,a0} c^{c3,a3}_{a1,v0} gamma1^{a2}_{a3} a+(a0) a+(a1) a+(v0) a-(c2) a-(c1) a-(c0)