Crystal structure of aqua-2,2′,2′′-(((nitrilo-κ N -tris(ethane-2,1-diyl))tris(azanylylidene-κ 3 N′ , N′′ , N′′′ ))tris(methanylylidene))tris(4-chlorophenolato-κ 3 O , O′ , O′′ )neodymium(III), C 27 H 26 Cl 3 N 4 NdO 4