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": ""}
  h72 2 1949-11-16    1503465 w v@   6D a. (houtt.) merr.    D(y assam   !AF MOTORIUM   |Forest twT^.  Kamrup  4 a       S>H2 PALASBARI h r[#r 2484   z THAKUR RUP CHAND  4Z! fabaceae DESMODIUM MOTORIUM R D_   &kT Fabales   4X3V  INDIA
{"catalogNumber": "1503465", "order": "Fabales", "family": "Fabaceae", "scientificName": "Desmodium motorium", "scientificNameAuthorship": "(Houtt.) Merr.", "genus": "", "subgenus": "", "specificEpithet": "motorium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "2484", "verbatimEventDate": "1949-11-16", "habitat": "Forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Assam", "county": "Kamrup", "municipality": "", "locality": "Palasbari", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}