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