1/8 a^{c0}_{a0} b^{c1,c2}_{a1,a2} c^{a3,a4}_{c3,c4} gamma1^{a2}_{a4} gamma1^{a1}_{a3} a+(c3) a+(c4) a+(a0) a-(c2) a-(c1) a-(c0)
+1/16 a^{c0}_{a0} b^{c1,c2}_{a1,a2} c^{a3,a4}_{c3,c4} lambda2^{a1,a2}_{a3,a4} a+(c3) a+(c4) a+(a0) a-(c2) a-(c1) a-(c0)
-1/4 a^{c0}_{a1} b^{c1,c2}_{a0,a2} c^{a3,a4}_{c3,c4} gamma1^{a2}_{a4} gamma1^{a1}_{a3} a+(c3) a+(c4) a+(a0) a-(c2) a-(c1) a-(c0)
-1/8 a^{c0}_{a1} b^{c1,c2}_{a0,a2} c^{a3,a4}_{c3,c4} lambda2^{a1,a2}_{a3,a4} a+(c3) a+(c4) a+(a0) a-(c2) a-(c1) a-(c0)