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": ""}
mexico^ _8   R. Irving JW#   COSTATA x 8    a1- CONTACT UM HERBARIUM  *j 1274419   lx costata   LAMIACEAE 2z@ S    ryiC var.   Q 2139  1935-07-07  ]%     @ Hedeoma gostata var. costata    DJgm CRNELIUS H. MULLER  
{"catalogNumber": "1274419", "order": "", "family": "Lamiaceae", "scientificName": "Hedeoma costata var. costata", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "costata", "verbatimTaxonRank": "var.", "infraspecificEpithet": "costata", "identifiedBy": "R. Irving", "recordedBy": "Cornelius H. Muller", "recordNumber": "2139", "verbatimEventDate": "1935-07-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}