1/2 a^{a3,v0}_{c0,a0} b^{}_{} c^{a1,a2}_{a4,v0} eta1^{a4}_{a3} a+(c0) a+(a0) a-(a2) a-(a1)
-1/2 a^{a0,v0}_{c0,a1} b^{}_{} c^{a3,a4}_{a2,v0} lambda2^{a1,a2}_{a3,a4} a+(c0) a-(a0)
+1/2 a^{a0,v0}_{c0,a1} b^{}_{} c^{a3,a4}_{a2,v1} lambda2^{a1,a2}_{a3,a4} a+(c0) a+(v1) a-(v0) a-(a0)
+a^{a2,v0}_{c0,a1} b^{}_{} c^{a0,a4}_{a3,v0} eta1^{a3}_{a2} gamma1^{a1}_{a4} a+(c0) a-(a0)
+a^{a2,v0}_{c0,a1} b^{}_{} c^{a0,a4}_{a3,v0} lambda2^{a1,a3}_{a2,a4} a+(c0) a-(a0)
-a^{a2,v0}_{c0,a1} b^{}_{} c^{a0,a4}_{a3,v1} eta1^{a3}_{a2} gamma1^{a1}_{a4} a+(c0) a+(v1) a-(v0) a-(a0)
-a^{a2,v0}_{c0,a1} b^{}_{} c^{a0,a4}_{a3,v1} lambda2^{a1,a3}_{a2,a4} a+(c0) a+(v1) a-(v0) a-(a0)
+a^{a0,v0}_{c0,a3} b^{}_{} c^{a2,a4}_{a1,v0} gamma1^{a3}_{a4} a+(c0) a+(a1) a-(a2) a-(a0)