(1,2-Dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one-O)bis(4-methoxybenzoato-O(sup 1))copper 84009-22-3 Copper, (1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one-O)bis(4-methoxybenzoato-O(sup 1))-