^(?P<operating_pressure>H)(?P<sep_1>-)(?P<number_of_main_ports>4)(?P<unit_type>W)(?P<actuation_type>EH|H)(?P<unit_size>102)(?P<spool_feedback_main_stage>H)(?P<spool_symbol>C|D|K|Z|E|F|G|H|J|L|M|Q|R|S|T|U|V|W)(?P<unit_series>3X)(?P<mounting_type>F)(?P<sep_2>/)(?P<spool_feedback>OF|O)(?P<pilot_valve>16)(?P<type_of_solenoid>A)(?P<solenoid_in_ac_or_dc_version>G|W)(?P<voltage_of_solenoid>220|195|180|127|120|110|60|42|24|12)(?P<voltage_rectifier>R|)(?P<manual_override_unit>N|)(?P<control_volume_flow>)(?P<unit_for_time_adjustment>S2|S|)(?P<electrical_connection>Z5L|Z5|Z4)(?P<sep_3>/)(?P<additional_equipment>17|16|15|14|13|12|11|10|)(?P<orifice_positon>B|)(?P<orifice_diameter>30|25|20|15|)(?P<seal_material>V|)(?P<additional_details>)$