a^{}_{} b^{a1,v0}_{c0,a0} c^{c2,a3}_{c1,a2} eta1^{a2}_{a1} gamma1^{a0}_{a3} a+(c0) a+(c1) a-(v0) a-(c2)
+a^{}_{} b^{a1,v0}_{c0,a0} c^{c2,a3}_{c1,a2} lambda2^{a0,a2}_{a1,a3} a+(c0) a+(c1) a-(v0) a-(c2)
+a^{}_{} b^{a1,v0}_{c1,a0} c^{c1,a3}_{c0,a2} eta1^{a2}_{a1} gamma1^{a0}_{a3} a+(c0) a-(v0)
+a^{}_{} b^{a1,v0}_{c1,a0} c^{c1,a3}_{c0,a2} lambda2^{a0,a2}_{a1,a3} a+(c0) a-(v0)
-a^{}_{} b^{a2,v0}_{c1,a0} c^{c1,a1}_{c0,a3} eta1^{a3}_{a2} a+(c0) a+(a0) a-(v0) a-(a1)
+a^{}_{} b^{a0,v0}_{c1,a2} c^{c1,a3}_{c0,a1} gamma1^{a2}_{a3} a+(c0) a+(a1) a-(v0) a-(a0)