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": ""}
   MALAY PENINSULA    KANCHING < Q      xk? homalomena humilis   g HOMALOMENA  68P selangor alismatales V   Issued under the Singapore Botanic Garden numbers [Hk_         Furtado 8o    #I 1664445  ARACEAE k 
{"catalogNumber": "1664445", "order": "Alismatales", "family": "Araceae", "scientificName": "Homalomena humilis", "scientificNameAuthorship": "", "genus": "Homalomena", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Furtado", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Issued under the Singapore Botanic Garden numbers", "associatedTaxa": "", "country": "", "stateProvince": "Selangor", "county": "Kanching", "municipality": "", "locality": "Malay Peninsula", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}