-1/2 a^{a1}_{c0} b^{c1,a3}_{a0,a2} c^{v0,v1}_{c2,a4} eta1^{a4}_{a3} eta1^{a2}_{a1} a+(c0) a+(c2) a+(a0) a-(v1) a-(v0) a-(c1)
-1/2 a^{a1}_{c0} b^{c1,a3}_{a0,a2} c^{v0,v1}_{c2,a4} lambda2^{a2,a4}_{a1,a3} a+(c0) a+(c2) a+(a0) a-(v1) a-(v0) a-(c1)
-1/4 a^{a1}_{c0} b^{c1,a4}_{a2,a3} c^{v0,v1}_{c2,a0} lambda2^{a2,a3}_{a1,a4} a+(c0) a+(c2) a+(a0) a-(v1) a-(v0) a-(c1)
+1/4 a^{a0}_{c1} b^{c1,a3}_{a1,a2} c^{v0,v1}_{c0,a4} eta1^{a4}_{a3} a+(c0) a+(a1) a+(a2) a-(v1) a-(v0) a-(a0)
-1/2 a^{a1}_{c1} b^{c1,a3}_{a0,a2} c^{v0,v1}_{c0,a4} eta1^{a4}_{a3} eta1^{a2}_{a1} a+(c0) a+(a0) a-(v1) a-(v0)
-1/2 a^{a1}_{c1} b^{c1,a3}_{a0,a2} c^{v0,v1}_{c0,a4} lambda2^{a2,a4}_{a1,a3} a+(c0) a+(a0) a-(v1) a-(v0)
-1/4 a^{a1}_{c1} b^{c1,a4}_{a2,a3} c^{v0,v1}_{c0,a0} lambda2^{a2,a3}_{a1,a4} a+(c0) a+(a0) a-(v1) a-(v0)
-1/4 a^{a3}_{c1} b^{c1,a2}_{a0,a1} c^{v0,v1}_{c0,a4} eta1^{a4}_{a3} a+(c0) a+(a0) a+(a1) a-(v1) a-(v0) a-(a2)
+1/2 a^{a3}_{c1} b^{c1,a1}_{a0,a4} c^{v0,v1}_{c0,a2} eta1^{a4}_{a3} a+(c0) a+(a0) a+(a2) a-(v1) a-(v0) a-(a1)