-1/2 a^{a0}_{v0} b^{a1}_{c0} c^{c1,c2}_{a2,a3} eta1^{a3}_{a1} eta1^{a2}_{a0} a+(c0) a+(v0) a-(c2) a-(c1)
-1/4 a^{a0}_{v0} b^{a1}_{c0} c^{c1,c2}_{a2,a3} lambda2^{a2,a3}_{a0,a1} a+(c0) a+(v0) a-(c2) a-(c1)
+a^{a0}_{v0} b^{a1}_{c1} c^{c0,c1}_{a2,a3} eta1^{a3}_{a1} eta1^{a2}_{a0} a+(v0) a-(c0)
+1/2 a^{a0}_{v0} b^{a1}_{c1} c^{c0,c1}_{a2,a3} lambda2^{a2,a3}_{a0,a1} a+(v0) a-(c0)
+a^{a0}_{v0} b^{a2}_{c1} c^{c0,c1}_{a1,a3} eta1^{a3}_{a2} a+(a1) a+(v0) a-(a0) a-(c0)
-a^{a2}_{v0} b^{a0}_{c1} c^{c0,c1}_{a1,a3} eta1^{a3}_{a2} a+(a1) a+(v0) a-(a0) a-(c0)