The present invention refers to the use of the compound of Formula or pharmaceutically acceptable salt, solvate, isomer, or prodrug thereof for the treatment andor prophylaxis of hematological dyscrasias, including myelodisplastic syndromes and for improving the efficacy of chemotherapy, radiation therapy andor cancer immunotherapy. The camera module is nested within the electronic device in the closed position to provide a streamlined external contour. The upper concave part is formed a distance away from the outer periphery of the internal pipe.