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": ""}
   Zingiberales _+ G,  Klotzsch ex Petersen        NS4iE mexican4   Z Renealmia mexicana 1146851 v0l_ l   1944-09-29 <    sMt Mexico   contact um herbarium           G PAULUS J.M. NAAS 
{"catalogNumber": "1146851", "order": "Zingiberales", "family": "", "scientificName": "Renealmia mexicana", "scientificNameAuthorship": "Klotzsch ex Petersen", "genus": "", "subgenus": "", "specificEpithet": "mexicana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Paulus J.M. Maas", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1944-09-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}