1/8 a^{c0,c1}_{a0,a1} b^{c2,c3}_{c5,a3} c^{c5,a4}_{c4,a2} gamma1^{a3}_{a4} a+(c4) a+(a0) a+(a1) a+(a2) a-(c3) a-(c2) a-(c1) a-(c0)
-1/4 a^{c0,c1}_{a0,a3} b^{c2,c3}_{c5,a1} c^{c5,a4}_{c4,a2} gamma1^{a3}_{a4} a+(c4) a+(a0) a+(a1) a+(a2) a-(c3) a-(c2) a-(c1) a-(c0)