Disclosed is a photographic element comprising a light sensitive silver halide emulsion layer and, having associated with that layer, a 1H-pyrazo1,5-b-1,2,4-triazole dye forming coupler having a fully substituted carbon atom at the 6-position, a chloro group at the 7-position, and, at the 2-position, a propionic ester moiety. A set of comparators is also preferably included in the configurable address generator in order to detect different addressing conditions. The valid computer file types for the computer files comprising a low risk for comprising computer viruses. A base station sector transmitter in the system transmits ordinary signaling, e. Hydraulic pressure is used to retract and extend the piston rod, thereby closing and opening the jaws.