definiens: means : ( a ) with respect to a task or obligation of [COMPANY] under this Agreement, exerting such efforts and employing such resources as would normally be exerted or employed by 6 [COMPANY] in conducting such tasks or obligations for its other drug candidates and phannaceutical products of a comparable stage of development and commercial potential, taking into account the cost effectiveness of efforts or resources, the competitiveness of alternative compounds or products that are or are expected to be in the marketplace, the patent and other proprietary position of the compound or product, the likelihood of regulatory approval, the profitability of the compound or product and alternative compounds or products and any other factors reasonably relevant to assessing the commercial reasonableness of expending efforts and resources ; ( b ) with respect to a task or obligation of OGX under this Agreement, exerting such efforts and employing such resources as would nonnally be exerted or employed by biotechnology companies of reasonably similar size and resources in conducting such tasks or obligations for other drug candidates and pharmaceutical products owned by such companies that are of a comparable stage of development and commercial potential, taking into account the cost effectiveness of efforts or resources, the competitiveness of alternative compounds or products that are or are expected to be in the marketplace, the patent and other proprietary position of the compound or product, the likelihood of regulatory approval, the profitability of the compound or product and alternative compounds or products and any other factors reasonably relevant to assessing the commercial reasonableness of expending efforts and resources