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": ""}
  ! J. I. CALZAD4, G. FLORES F., R. E. GONZALEZ n4yarit *     1651530 sC:Cu        Maxillaria variabilis abIsl            2 BOSQUE MESOFILO DE MONTAÃ±A TEPIC Zv-   
{"catalogNumber": "1651530", "order": "", "family": "", "scientificName": "Maxillaria variabilis", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. I. Calzada, G. Flores F., R. E. Gonzalez", "recordNumber": "", "verbatimEventDate": "", "habitat": "Bosque mesofilo de monta\u00c3\u00b1a", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Nayarit", "county": "Tepic", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}