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