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": ""}
     15424 w   Myrtaceae rH; [  ROGERS MCVAUGH cJ            ^ DC. ex Guill.  ,l Thomas B. Croat  Panama ^@Q  1238290 $=MsI   Rc myrcia  M CONTACT UM HERBARIUM  jm Myrtales  PN 1971-07-10  myrcia 8 
{"catalogNumber": "1238290", "order": "Myrtales", "family": "Myrtaceae", "scientificName": "Myrcia", "scientificNameAuthorship": "DC. ex Guill.", "genus": "Myrcia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Rogers McVaugh", "recordedBy": "Thomas B. Croat", "recordNumber": "15424", "verbatimEventDate": "1971-07-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Panama", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}