Electronic device with the user interface in which selectable items are shown on the display and can be selected by a user via an input component. The 3-pentenenitrile is made by reacting 1,3-butadiene with hydrogen cyanide and by isomerizing 2-methyl-3-butenenitrile. In-phase and quadrature-phase cross-correlated spread spectrum signals are provided to a modulator for modulation and transmission of signals received from one or more electrodes or probes or sensors used by a patient. The VCC model, rate-distortion model and the scaling model are trained on a video corpus of the system.