a^{v1}_{a0} b^{c0,a2}_{c2,a1} c^{c2,v0}_{c1,v1} a+(c1) a+(a0) a+(a1) a-(v0) a-(a2) a-(c0)
+a^{v0}_{a1} b^{c0,a2}_{c2,a0} c^{c2,v2}_{c1,v1} gamma1^{a1}_{a2} a+(c1) a+(a0) a+(v1) a-(v2) a-(v0) a-(c0)
-a^{v1}_{a1} b^{c1,a2}_{c0,a0} c^{c3,v0}_{c2,v1} gamma1^{a1}_{a2} a+(c0) a+(c2) a+(a0) a-(v0) a-(c3) a-(c1)
+a^{v1}_{a1} b^{c0,a2}_{c2,a0} c^{c2,v0}_{c1,v1} gamma1^{a1}_{a2} a+(c1) a+(a0) a-(v0) a-(c0)