A composition, which is suitable for the production of stilbene compounds, can be separated from tall oil. The pipe latch control circuit includes a read command control unit that receives a first signal and generates a read signal in response to a control signal. Following verification, the network operator communicates proposed business terms and conditions, including access charges, to the Billing Agent. The various handlebar configurations provide a user with numerous gripping alternatives during use of the exercise device. A corresponding data access operation may be performed based on a type of the data access request.