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": ""}
18.3465 Gw   8B DIOSCOREA REMOTIFLORA VAR. MACULATA Cyrus G. Pringle 0D t      2! Iguala de la Independencia   gr!Z remotiflora  EMT 1145832 Mountains above @     1900-10  GUERRER eCo    c AC| maculata   M mexico 1219 Nj4ig   TW DIOSCOREA 8387 6     B c| uline  4 -99.5442   DIOSCOREACEAE MB =-   t   var. IGUALA DE LA INDEPENDENCIA; IGUALA 88 
{"catalogNumber": "1145832", "order": "", "family": "Dioscoreaceae", "scientificName": "Dioscorea remotiflora var. maculata", "scientificNameAuthorship": "Uline", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "remotiflora", "verbatimTaxonRank": "var.", "infraspecificEpithet": "maculata", "identifiedBy": "", "recordedBy": "Cyrus G. Pringle", "recordNumber": "8387", "verbatimEventDate": "1900-10", "habitat": "Mountains above", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Guerrero", "county": "Iguala de la Independencia", "municipality": "", "locality": "Iguala de la Independencia; Iguala", "decimalLatitude": "18.3465", "decimalLongitude": "-99.5442", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}