a^{v2}_{a2} b^{a0}_{v0} c^{a1,a3}_{v1,v2} gamma1^{a2}_{a3} a+(v0) a+(v1) a-(a1) a-(a0)
+1/2 a^{v2}_{a2} b^{a3}_{v0} c^{a0,a1}_{v1,v2} gamma1^{a2}_{a3} a+(v0) a+(v1) a-(a1) a-(a0)
+1/2 a^{v2}_{a2} b^{a0}_{v2} c^{a1,a3}_{v0,v1} gamma1^{a2}_{a3} a+(v0) a+(v1) a-(a1) a-(a0)
+1/4 a^{v2}_{a2} b^{a3}_{v2} c^{a0,a1}_{v0,v1} gamma1^{a2}_{a3} a+(v0) a+(v1) a-(a1) a-(a0)