1/4 a^{c1,c2}_{c0,a0} b^{a3,v0}_{a1,a2} c^{a4}_{c3} lambda2^{a1,a2}_{a3,a4} a+(c0) a+(c3) a+(a0) a-(v0) a-(c2) a-(c1)
-1/2 a^{c1,c2}_{c0,a1} b^{a3,v0}_{a0,a2} c^{a4}_{c3} gamma1^{a2}_{a4} gamma1^{a1}_{a3} a+(c0) a+(c3) a+(a0) a-(v0) a-(c2) a-(c1)
-1/2 a^{c1,c2}_{c0,a1} b^{a3,v0}_{a0,a2} c^{a4}_{c3} lambda2^{a1,a2}_{a3,a4} a+(c0) a+(c3) a+(a0) a-(v0) a-(c2) a-(c1)