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