-1/16 a^{c0,a2}_{a0,a1} b^{c1,a5}_{a3,a4} c^{c4,c5}_{c2,c3} lambda2^{a3,a4}_{a2,a5} a+(c2) a+(c3) a+(a0) a+(a1) a-(c5) a-(c4) a-(c1) a-(c0)
+1/4 a^{c0,a3}_{a0,a2} b^{c1,a5}_{a1,a4} c^{c4,c5}_{c2,c3} eta1^{a4}_{a3} gamma1^{a2}_{a5} a+(c2) a+(c3) a+(a0) a+(a1) a-(c5) a-(c4) a-(c1) a-(c0)
+1/4 a^{c0,a3}_{a0,a2} b^{c1,a5}_{a1,a4} c^{c4,c5}_{c2,c3} lambda2^{a2,a4}_{a3,a5} a+(c2) a+(c3) a+(a0) a+(a1) a-(c5) a-(c4) a-(c1) a-(c0)
-1/16 a^{c0,a4}_{a2,a3} b^{c1,a5}_{a0,a1} c^{c4,c5}_{c2,c3} lambda2^{a2,a3}_{a4,a5} a+(c2) a+(c3) a+(a0) a+(a1) a-(c5) a-(c4) a-(c1) a-(c0)