1/48 a^{c0,v1}_{a1,v0} b^{}_{c1,c2,c3,c4} c^{a0,a3,a4}_{a2} lambda2^{a1,a2}_{a3,a4} a+(c1) a+(c2) a+(c3) a+(c4) a+(v0) a-(v1) a-(a0) a-(c0)
-1/48 a^{c0,v1}_{a3,v0} b^{}_{c1,c2,c3,c4} c^{a1,a2,a4}_{a0} gamma1^{a3}_{a4} a+(c1) a+(c2) a+(c3) a+(c4) a+(a0) a+(v0) a-(v1) a-(a2) a-(a1) a-(c0)