definiens: shall mean, with respect to the efforts to be expended by a Party with respect to any objective, reasonable, diligent, good faith efforts to accomplish such objective as such Party would normally use to accomplish a similar objective under similar circumstances, it being understood and agreed that with respect to the research, development or commercialization of any Agreement Compound or Agreement Product, such efforts shall be substantially equivalent to those efforts and resources commonly used by a Party for a compound or product owned by it or to which it has rights, which compound or product is at a similar stage in its development or product life and is of similar market potential taking into account cost of development, regulatory risk, efficacy, safety, reimbursement factors, pricing, cost of sales and marketing, product life cycle, parallel importation considerations, Regulatory Authority - approved labeling, the competitiveness of alternative products in the marketplace or reasonably anticipated to enter the marketplace, the patent and other proprietary position of the Agreement Compound or Agreement Product, the likelihood of regulatory approval given the regulatory structure involved, the actual or anticipated profitability of the Agreement Compound or Agreement Product taking into account the royalties payable to licensors of patent or other intellectual property rights, alternative products and other relevant commercial factors