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The Merrifield-Simmons index of a graph is defined as the total number of the independent sets of the graph and the Hosoya index of a graph is defined as the total number of the matchings of the graph. In this paper, the definition of a class of polygonal chains is given, ordering of the polygonal chains with respect to Merrifield-Simmons index and Hosoya… (More)

The asymmetric unit of the title compound, C(16)H(20)N(2), contains two independent mol-ecules. The rings in each mol-ecule are oriented at dihedral angles of 78.94 (3) and 77.76 (3)°.

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