1/8 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c4} c^{c3,c4}_{a3} a+(c0) a+(c1) a+(c2) a+(a0) a+(a3) a-(a2) a-(a1)
-1/4 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c4} c^{c3,c4}_{a3} eta1^{a3}_{a2} a+(c0) a+(c1) a+(c2) a+(a0) a-(a1)
+1/8 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c4} c^{c3,c4}_{a3} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c1) a+(c2)
-1/48 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c4} c^{c5,c6}_{a3} eta1^{a3}_{a2} a+(c0) a+(c1) a+(c2) a+(c3) a+(c4) a+(a0) a-(a1) a-(c6) a-(c5)
+1/96 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c4} c^{c5,c6}_{a3} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c1) a+(c2) a+(c3) a+(c4) a-(c6) a-(c5)
+1/12 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c5} c^{c4,c5}_{a3} a+(c0) a+(c1) a+(c2) a+(c3) a+(a0) a+(a3) a-(a2) a-(a1) a-(c4)
-1/6 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c5} c^{c4,c5}_{a3} eta1^{a3}_{a2} a+(c0) a+(c1) a+(c2) a+(c3) a+(a0) a-(a1) a-(c4)
+1/12 a^{a1,a2}_{c0,a0} b^{}_{c1,c2,c3,c5} c^{c4,c5}_{a3} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c1) a+(c2) a+(c3) a-(c4)
-1/12 a^{a1,a2}_{c3,a0} b^{}_{c0,c1,c2,c4} c^{c3,c4}_{a3} a+(c0) a+(c1) a+(c2) a+(a0) a+(a3) a-(a2) a-(a1)
+1/6 a^{a1,a2}_{c3,a0} b^{}_{c0,c1,c2,c4} c^{c3,c4}_{a3} eta1^{a3}_{a2} a+(c0) a+(c1) a+(c2) a+(a0) a-(a1)
-1/12 a^{a1,a2}_{c3,a0} b^{}_{c0,c1,c2,c4} c^{c3,c4}_{a3} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c1) a+(c2)
+1/48 a^{a1,a2}_{c5,a0} b^{}_{c0,c1,c2,c3} c^{c4,c5}_{a3} a+(c0) a+(c1) a+(c2) a+(c3) a+(a0) a+(a3) a-(a2) a-(a1) a-(c4)
-1/24 a^{a1,a2}_{c5,a0} b^{}_{c0,c1,c2,c3} c^{c4,c5}_{a3} eta1^{a3}_{a2} a+(c0) a+(c1) a+(c2) a+(c3) a+(a0) a-(a1) a-(c4)
+1/48 a^{a1,a2}_{c5,a0} b^{}_{c0,c1,c2,c3} c^{c4,c5}_{a3} lambda2^{a0,a3}_{a1,a2} a+(c0) a+(c1) a+(c2) a+(c3) a-(c4)