-a^{c0,a0}_{c3,v0} b^{c3,v1}_{c1,a1} c^{a2}_{c2} gamma1^{a1}_{a2} a+(c1) a+(c2) a+(v0) a-(v1) a-(a0) a-(c0)
-a^{c0,a1}_{c3,v0} b^{c3,v1}_{c1,a2} c^{a0}_{c2} eta1^{a2}_{a1} a+(c1) a+(c2) a+(v0) a-(v1) a-(a0) a-(c0)