or a crystalline form thereof, or a solvate thereof to a solid pharmaceutical composition comprising a pharmaceutically effective amount of the compound of formula (I), or a crystalline form thereof, or a solvate thereof, and at least one pharmaceutically acceptable carrier or diluent, and to the use of a compound of formula (I), or a crystalline form thereof, or a solvate thereof, for treating a patient suffering from, or subject to, a disease, disorder, or condition mediated by Aurora kinase, and methods related thereto.