1/2 a^{c0,a3}_{a0,v0} b^{c1,a1,a2}_{a4} eta1^{a4}_{a3} a+(a0) a+(v0) a-(a2) a-(a1) a-(c1) a-(c0)
+1/2 a^{c0,a0}_{a1,v0} b^{c1,a3,a4}_{a2} lambda2^{a1,a2}_{a3,a4} a+(v0) a-(a0) a-(c1) a-(c0)
-a^{c0,a2}_{a1,v0} b^{c1,a0,a4}_{a3} eta1^{a3}_{a2} gamma1^{a1}_{a4} a+(v0) a-(a0) a-(c1) a-(c0)
-a^{c0,a2}_{a1,v0} b^{c1,a0,a4}_{a3} lambda2^{a1,a3}_{a2,a4} a+(v0) a-(a0) a-(c1) a-(c0)
+a^{c0,a0}_{a3,v0} b^{c1,a2,a4}_{a1} gamma1^{a3}_{a4} a+(a1) a+(v0) a-(a2) a-(a0) a-(c1) a-(c0)