PROPERTIES AND STRUCTURES OF THE FIVE-COORDINATE COPPERL(II) AND SIX-COORDINATE NICKEL(II) COMPLEXES ((CUL).2H2O)∞ AND (NILH2O)2, L = N,N′-BIS((2-HYDROXY-5-METHYLPHENYL)(4-METHYLPHENYL)METHYLENE)-3-AZAHEXANE-1,6-DIAMINE