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": ""}
 Q (WALTER) BRITTN, STERNS & POGGENB.    Spyker Estate beside Stalkinghead Creek  $fl~     hyemalis 8=_:     jr MOREHOUSE  j  agrostis hyemalis   AGROSTIS _     louisiana D-M  1403597 3]7   !  poales   V+ 18363  [&p TR5: T20N R5E SEC 8  r. dale thomas 7-qop  
{"catalogNumber": "1403597", "order": "Poales", "family": "", "scientificName": "Agrostis hyemalis", "scientificNameAuthorship": "(Walter) Britton, Sterns & Poggenb.", "genus": "Agrostis", "subgenus": "", "specificEpithet": "hyemalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. Dale Thomas", "recordNumber": "18363", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Louisiana", "county": "Morehouse", "municipality": "", "locality": "Spyker Estate beside Stalkinghead Creek", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T20N R5E sec 8", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}