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": ""}
   MEb5 30       J(  TAMAULIPAS   fd  fabaceae  M. JOHNSTON & J. CRUTCHFIELD n`6Z+   M 23.9074    pithecellobium p       5049 C   Mexico 1+RG     4 san patricio (san benito); chamal; 3 mi se of chamal, 13 mi n of la pesca
{"catalogNumber": "", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Pithecellobium", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. Johnston & J. Crutchfield", "recordNumber": "5049", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tamaulipas", "county": "", "municipality": "", "locality": "San Patricio (San Benito); Chamal; 3 mi SE of Chamal, 13 mi N of La Pesca", "decimalLatitude": "23.9074", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "30", "maximumElevationInMeters": ""}