-1/2 a^{c1,v2}_{c0,a1} b^{c2,v1}_{v0,v2} c^{a0,a2}_{c3,c4} gamma1^{a1}_{a2} a+(c0) a+(c3) a+(c4) a+(v0) a-(v1) a-(a0) a-(c2) a-(c1)
+1/4 a^{c0,v2}_{c3,a0} b^{c3,v1}_{v0,v2} c^{a1,a2}_{c1,c2} a+(c1) a+(c2) a+(a0) a+(v0) a-(v1) a-(a2) a-(a1) a-(c0)
+1/4 a^{c0,v0}_{c3,a1} b^{c3,v3}_{v1,v2} c^{a0,a2}_{c1,c2} gamma1^{a1}_{a2} a+(c1) a+(c2) a+(v1) a+(v2) a-(v3) a-(v0) a-(a0) a-(c0)
+1/2 a^{c0,v2}_{c3,a1} b^{c3,v1}_{v0,v2} c^{a0,a2}_{c1,c2} gamma1^{a1}_{a2} a+(c1) a+(c2) a+(v0) a-(v1) a-(a0) a-(c0)