(j1⁢(j1+1)-j2⁢(j2+1)-j3⁢(j3+1)-2⁢m2⁢m3)⁢(j1j2j3m1m2m3)=((j2-m2)⁢(j2+m2+1)⁢(j3-m3+1)⁢(j3+m3))12⁢(j1j2j3m1m2+1m3-1)+((j2-m2+1)⁢(j2+m2)⁢(j3-m3)⁢(j3+m3+1))12⁢(j1j2j3m1m2-1m3+1),