1/8 a^{c1,c2}_{c0,v0} b^{v1,v2}_{a0,a1} c^{a3,a4}_{c3,a2} lambda2^{a1,a2}_{a3,a4} a+(c0) a+(c3) a+(a0) a+(v0) a-(v2) a-(v1) a-(c2) a-(c1)
+1/8 a^{c1,c2}_{c0,v0} b^{v1,v2}_{a1,a2} c^{a3,a4}_{c3,a0} gamma1^{a2}_{a4} gamma1^{a1}_{a3} a+(c0) a+(c3) a+(a0) a+(v0) a-(v2) a-(v1) a-(c2) a-(c1)
+1/16 a^{c1,c2}_{c0,v0} b^{v1,v2}_{a1,a2} c^{a3,a4}_{c3,a0} lambda2^{a1,a2}_{a3,a4} a+(c0) a+(c3) a+(a0) a+(v0) a-(v2) a-(v1) a-(c2) a-(c1)