what is the camera storage type utilized by samsung l73 and the digital camera with iso setting of 320?
(AND digicams.camera_storage_type (AND (JOIN (R digicams.digital_camera.supported_storage_types) (JOIN digicams.digital_camera.iso_setting m.04nrl4h)) (JOIN (R digicams.digital_camera.supported_storage_types) m.03q2mxt)))