definiens: means, with respect to a particular Proposed Target, an exclusive optiongranted by Regulus to a Third Party under a written agreement that ( i ) identifies such Proposed Target by name ; ( ii ) grantssuch Third Party the right to obtain an exclusive license to Develop and Commercialize microRNA Compounds directed tosuch Proposed Target ; ( iii ) obligates Regulus to [ … * * * … ] ( or otherwise obligates Regulus to perform activities that will [ … * * * … ] ) Researching and/or Developing microRNA Compounds for such Proposed Target, where such Third Party [ … * * * … ], whether in the form of [ … * * * … ] or in [ … * * * … ], that Regulus will use, in whole or in part, to [ … * * * … ] ; and(iv ) prohibits Regulus from collaborating with [COMPANY] or any other Third Party with respect to such Proposed Target or fromgranting [COMPANY] or any other Third Party a license to Research, Develop or Commercialize microRNA Compounds directed tosuch Proposed Target