a^{v1}_{v0} b^{a1,v3}_{a0,v2} c^{a3}_{a2} eta1^{a2}_{a1} gamma1^{a0}_{a3} a+(v0) a+(v2) a-(v3) a-(v1)
+a^{v1}_{v0} b^{a1,v3}_{a0,v2} c^{a3}_{a2} lambda2^{a0,a2}_{a1,a3} a+(v0) a+(v2) a-(v3) a-(v1)
+a^{v2}_{v0} b^{a1,v1}_{a0,v2} c^{a3}_{a2} eta1^{a2}_{a1} gamma1^{a0}_{a3} a+(v0) a-(v1)
+a^{v2}_{v0} b^{a1,v1}_{a0,v2} c^{a3}_{a2} lambda2^{a0,a2}_{a1,a3} a+(v0) a-(v1)
+a^{v2}_{v0} b^{a2,v1}_{a0,v2} c^{a1}_{a3} eta1^{a3}_{a2} a+(a0) a+(v0) a-(v1) a-(a1)
-a^{v2}_{v0} b^{a0,v1}_{a2,v2} c^{a3}_{a1} gamma1^{a2}_{a3} a+(a1) a+(v0) a-(v1) a-(a0)