A non-invasive electrical stimulator shapes an elongated electric field of effect that can be oriented parallel to a long nerve, such as a vagus nerve in a patient’s neck, producing a desired physiological response in the patient. Other uses, compositions and methods of using same are also provided. Flying capacitors are provided for each cell block. In the case where illegitimate usage is carried out, a warning is given or the usage is stopped. The positioning member is above the substrate, and the probes are between the substrate and the positioning member. N\u2014R\u2033R* where R6 is \u2014alkyl-S\u2014alkyl-R10, \u2014alkyl-NR11R12, \u2014alkyl-O\u2014R13.