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