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": ""}
 H3/ 1501759     O, ITEA     +,  9 MEGHALAYA  PQ/q MACROPHYL1A  1949-05-19 7,d     0 Sax ifragales  ITEA MACROPHYLLA N      1522 4     east khasi hills Gb   2U ITEACEAE  d6y%w INDIA 
{"catalogNumber": "1501759", "order": "Saxifragales", "family": "Iteaceae", "scientificName": "Itea macrophylla", "scientificNameAuthorship": "", "genus": "Itea", "subgenus": "", "specificEpithet": "macrophylla", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1522", "verbatimEventDate": "1949-05-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}