SYNTHESIS AND RELATION BETWEEN MAGNETISM AND STRUCTURE OF A TRINUCLEAR COPPER(II) HYDROXO COMPLEX (CU3OHL3(CLO4))CLO4 AND A HEXANUCLEAR COPPER(II) OXO COMPLEX (CU3OL′3(CLO4))2(LH=3‐(PHENYLIMINO)BUTANONE 2‐OXIME, L′H=1,2‐DIPHENYL‐2‐(METHYLIMINO)ETHANONE 1‐OXIME)