-1/2 a^{c0,c1}_{a0,a1} b^{v0}_{c2} c^{c4,a2}_{c3,v0} gamma1^{a1}_{a2} a+(c2) a+(c3) a+(a0) a-(c4) a-(c1) a-(c0)
-1/4 a^{c0,c1}_{a0,a1} b^{v0}_{c3} c^{c3,a2}_{c2,v0} a+(c2) a+(a0) a+(a1) a-(a2) a-(c1) a-(c0)
-1/2 a^{c0,c1}_{a0,a1} b^{v0}_{c3} c^{c3,a2}_{c2,v0} gamma1^{a1}_{a2} a+(c2) a+(a0) a-(c1) a-(c0)
+1/2 a^{c0,c1}_{a0,a1} b^{v0}_{c3} c^{c3,a2}_{c2,v1} gamma1^{a1}_{a2} a+(c2) a+(a0) a+(v1) a-(v0) a-(c1) a-(c0)