1/4 a^{a0}_{c0} b^{a1,a4}_{a2,a3} c^{a5,v0}_{c1,c2} lambda2^{a2,a3}_{a4,a5} a+(c0) a+(c1) a+(c2) a-(v0) a-(a1) a-(a0)
-1/4 a^{a2}_{c0} b^{a0,a1}_{a3,a4} c^{a5,v0}_{c1,c2} eta1^{a3}_{a2} gamma1^{a4}_{a5} a+(c0) a+(c1) a+(c2) a-(v0) a-(a1) a-(a0)
+1/8 a^{a2}_{c0} b^{a0,a1}_{a3,a4} c^{a5,v0}_{c1,c2} lambda2^{a3,a4}_{a2,a5} a+(c0) a+(c1) a+(c2) a-(v0) a-(a1) a-(a0)
-1/4 a^{a2}_{c0} b^{a0,a5}_{a3,a4} c^{a1,v0}_{c1,c2} lambda2^{a3,a4}_{a2,a5} a+(c0) a+(c1) a+(c2) a-(v0) a-(a1) a-(a0)