101225-51-8 7H-Pyrrolo(3,2,1-gh)-4,7-phenanthroline, 7a,8,9,10,11,11a-hexahydro-6,8-dimethyl-, maleate, trans- trans-6,8-Dimethyl-7a,8,9,10,11,11a-hexahydro-7H-pyrrolo(3,2,1-gh)-4,7-phenanthroline maleate