-1/4 a^{c1,c2}_{c0,v0} b^{c3,a2}_{a0,a1} c^{a3}_{c4} lambda2^{a0,a1}_{a2,a3} a+(c0) a+(c4) a+(v0) a-(c3) a-(c2) a-(c1)
-1/4 a^{c0,c1}_{c3,v0} b^{c3,a2}_{a0,a1} c^{a3}_{c2} lambda2^{a0,a1}_{a2,a3} a+(c2) a+(v0) a-(c1) a-(c0)
+1/2 a^{c0,c1}_{c3,v0} b^{c3,a1}_{a0,a2} c^{a3}_{c2} gamma1^{a2}_{a3} a+(c2) a+(a0) a+(v0) a-(a1) a-(c1) a-(c0)