1/8 a^{c0,v2}_{v0,v1} b^{v3,v4}_{a0,a1} c^{a3,a4}_{c1,a2} lambda2^{a1,a2}_{a3,a4} a+(c1) a+(a0) a+(v0) a+(v1) a-(v4) a-(v3) a-(v2) a-(c0)
+1/8 a^{c0,v2}_{v0,v1} b^{v3,v4}_{a1,a2} c^{a3,a4}_{c1,a0} gamma1^{a2}_{a4} gamma1^{a1}_{a3} a+(c1) a+(a0) a+(v0) a+(v1) a-(v4) a-(v3) a-(v2) a-(c0)
+1/16 a^{c0,v2}_{v0,v1} b^{v3,v4}_{a1,a2} c^{a3,a4}_{c1,a0} lambda2^{a1,a2}_{a3,a4} a+(c1) a+(a0) a+(v0) a+(v1) a-(v4) a-(v3) a-(v2) a-(c0)