class MmffAromaticTypeMapping {

    static int[][] cyclesOfSizeFiveOrSix(IAtomContainer container, int[][] graph) {
        try {
            return Cycles.all(6).find(container, graph, 6).paths();
        } catch (Intractable intractable) {
            return new int[0][];
        }
    }

      MmffAromaticTypeMapping();

}