1/48 a^{c1,a0,a1}_{c0} b^{}_{c2,c3,c4,c5} c^{a5}_{a2,a3,a4} eta1^{a4}_{a1} lambda2^{a2,a3}_{a0,a5} a+(c0) a+(c2) a+(c3) a+(c4) a+(c5) a-(c1)
+1/288 a^{c1,a0,a1}_{c0} b^{}_{c2,c3,c4,c5} c^{a5}_{a2,a3,a4} lambda3^{a2,a3,a4}_{a0,a1,a5} a+(c0) a+(c2) a+(c3) a+(c4) a+(c5) a-(c1)
+1/48 a^{c1,a0,a2}_{c0} b^{}_{c2,c3,c4,c5} c^{a5}_{a1,a3,a4} lambda2^{a3,a4}_{a2,a5} a+(c0) a+(c2) a+(c3) a+(c4) a+(c5) a+(a1) a-(a0) a-(c1)
+1/48 a^{c1,a0,a4}_{c0} b^{}_{c2,c3,c4,c5} c^{a3}_{a1,a2,a5} eta1^{a5}_{a4} a+(c0) a+(c2) a+(c3) a+(c4) a+(c5) a+(a1) a+(a2) a-(a3) a-(a0) a-(c1)
+1/48 a^{c1,a2,a3}_{c0} b^{}_{c2,c3,c4,c5} c^{a1}_{a0,a4,a5} eta1^{a5}_{a3} eta1^{a4}_{a2} a+(c0) a+(c2) a+(c3) a+(c4) a+(c5) a+(a0) a-(a1) a-(c1)
+1/96 a^{c1,a2,a3}_{c0} b^{}_{c2,c3,c4,c5} c^{a1}_{a0,a4,a5} lambda2^{a4,a5}_{a2,a3} a+(c0) a+(c2) a+(c3) a+(c4) a+(c5) a+(a0) a-(a1) a-(c1)