Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
(LINK) A.S. HITCHC. C    ZGg tracks east of pine st. along  shoreline, waubaushene.     @M 4 AGROPYRON     O>   4317  Q@;[ SIMCOE    poaceae e   5h u ONTARIO Agropyron subsecunduUm i8    1974-07-27 w  dry sand along rail lie, close to shoreline. SG@T       
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Agropyron subsecundum", "scientificNameAuthorship": "(Link) A.S. Hitchc.", "genus": "Agropyron", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4317", "verbatimEventDate": "1974-07-27", "habitat": "Dry sand along rail line, close to shoreline.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Tracks east of Pine St. along shoreline, Waubaushene.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}