a^{c0}_{a0} b^{c1,a2}_{c3,a1} c^{c2,c3}_{a3,v0} eta1^{a3}_{a2} a+(a0) a+(a1) a+(v0) a-(c2) a-(c1) a-(c0)
-a^{c0}_{a2} b^{c1,a3}_{c3,a0} c^{c2,c3}_{a1,v0} gamma1^{a2}_{a3} a+(a0) a+(a1) a+(v0) a-(c2) a-(c1) a-(c0)