-1/2 a^{v0}_{a0} b^{c0,a1}_{v1,v2} c^{a3}_{a2} eta1^{a2}_{a1} gamma1^{a0}_{a3} a+(v1) a+(v2) a-(v0) a-(c0)
-1/2 a^{v0}_{a0} b^{c0,a1}_{v1,v2} c^{a3}_{a2} lambda2^{a0,a2}_{a1,a3} a+(v1) a+(v2) a-(v0) a-(c0)
+a^{v1}_{a0} b^{c0,a1}_{v0,v1} c^{a3}_{a2} eta1^{a2}_{a1} gamma1^{a0}_{a3} a+(v0) a-(c0)
+a^{v1}_{a0} b^{c0,a1}_{v0,v1} c^{a3}_{a2} lambda2^{a0,a2}_{a1,a3} a+(v0) a-(c0)
-a^{v1}_{a0} b^{c0,a2}_{v0,v1} c^{a1}_{a3} eta1^{a3}_{a2} a+(a0) a+(v0) a-(a1) a-(c0)
+a^{v1}_{a2} b^{c0,a0}_{v0,v1} c^{a3}_{a1} gamma1^{a2}_{a3} a+(a1) a+(v0) a-(a0) a-(c0)
-a^{v1}_{a2} b^{c0,a3}_{v0,v1} c^{a1}_{a0} gamma1^{a2}_{a3} a+(a0) a+(v0) a-(a1) a-(c0)