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": ""}
   - 18987  Euphorbiaceae E    Surguja iWf;    AP2 Microstachys chamaelea  1506107 x     (l.) m??ll.arg. TDyZ>     CHHATTISGARH  1947-09-26 *MK  microstachys K  India_ 6       9V malpighiales    O7 CHAMAELEA  =i  WALTER N. KOELZ
{"catalogNumber": "1506107", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Microstachys chamaelea", "scientificNameAuthorship": "(L.) M??ll.Arg.", "genus": "Microstachys", "subgenus": "", "specificEpithet": "chamaelea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "18987", "verbatimEventDate": "1947-09-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Chhattisgarh", "county": "Surguja", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}