a^{c0,v0}_{a0,a1} b^{v1}_{c1} c^{c3,a2}_{c2,v1} gamma1^{a1}_{a2} a+(c1) a+(c2) a+(a0) a-(v0) a-(c3) a-(c0)
+1/2 a^{c0,v0}_{a0,a1} b^{v1}_{c2} c^{c2,a2}_{c1,v1} a+(c1) a+(a0) a+(a1) a-(v0) a-(a2) a-(c0)
-a^{c0,v0}_{a0,a1} b^{v1}_{c2} c^{c2,a2}_{c1,v1} gamma1^{a1}_{a2} a+(c1) a+(a0) a-(v0) a-(c0)
+a^{c0,v0}_{a0,a1} b^{v1}_{c2} c^{c2,a2}_{c1,v2} gamma1^{a1}_{a2} a+(c1) a+(a0) a+(v2) a-(v1) a-(v0) a-(c0)
-a^{c0,v1}_{a0,a1} b^{v0}_{c1} c^{c3,a2}_{c2,v1} gamma1^{a1}_{a2} a+(c1) a+(c2) a+(a0) a-(v0) a-(c3) a-(c0)
-1/2 a^{c0,v1}_{a0,a1} b^{v0}_{c2} c^{c2,a2}_{c1,v1} a+(c1) a+(a0) a+(a1) a-(v0) a-(a2) a-(c0)
+a^{c0,v1}_{a0,a1} b^{v0}_{c2} c^{c2,a2}_{c1,v1} gamma1^{a1}_{a2} a+(c1) a+(a0) a-(v0) a-(c0)