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