1/4 a^{c0,c1}_{a0,a1} b^{c3,a3}_{c2,c5} c^{c4,c5}_{a2,a4} eta1^{a4}_{a3} a+(c2) a+(a0) a+(a1) a+(a2) a-(c4) a-(c3) a-(c1) a-(c0)
+1/16 a^{c0,c1}_{a0,a1} b^{c2,a2}_{c3,c4} c^{c3,c4}_{a3,a4} a+(a0) a+(a1) a+(a3) a+(a4) a-(a2) a-(c2) a-(c1) a-(c0)
-1/8 a^{c0,c1}_{a0,a1} b^{c2,a3}_{c3,c4} c^{c3,c4}_{a2,a4} eta1^{a4}_{a3} a+(a0) a+(a1) a+(a2) a-(c2) a-(c1) a-(c0)
-1/4 a^{c0,c1}_{a0,a3} b^{c3,a4}_{c2,c5} c^{c4,c5}_{a1,a2} gamma1^{a3}_{a4} a+(c2) a+(a0) a+(a1) a+(a2) a-(c4) a-(c3) a-(c1) a-(c0)
+1/8 a^{c0,c1}_{a0,a3} b^{c2,a4}_{c3,c4} c^{c3,c4}_{a1,a2} gamma1^{a3}_{a4} a+(a0) a+(a1) a+(a2) a-(c2) a-(c1) a-(c0)