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