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": ""}
 30437 4ML      [4 biovulatum   <c jiquipilas      Pedro SÃ¡nchez; 20 km W of Ocozocoautla, to Mexican hwy 190 5         ^E steep ravine adjacent, tropical deciduous forest    &ci< machaerium biovulatum  FABALES  : (  chiapas ] b 
{"catalogNumber": "", "order": "Fabales", "family": "", "scientificName": "Machaerium biovulatum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "biovulatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "30437", "verbatimEventDate": "", "habitat": "Steep ravine adjacent, Tropical deciduous forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Chiapas", "county": "Jiquipilas", "municipality": "", "locality": "Pedro S\u00c3\u00a1nchez; 20 km W of Ocozocoautla, to Mexican hwy 190", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}