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": ""}
 M4/E  spikelets reddish 2957 v     ~k1 El Ticuiz; El Ticuiz; hwy 2O0, 6 km E of the Colima, near gas station  1+ CYPERACEAE    c  ] cyperus rotundus   [/&]( G. TUCXER  $U? -103.683    cyprus Wtp   S|Y% Mexico    [+  18.6635   $5.I rogers mcvaugh poales Z  wet pasture and sandy roadside, a8undant at edge of pavement f    MICHOACAN 3   %W xrotundus  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus rotundus", "scientificNameAuthorship": "", "genus": "Cyperus", "subgenus": "", "specificEpithet": "rotundus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Rogers McVaugh", "recordedBy": "G. Tucker", "recordNumber": "2957", "verbatimEventDate": "", "habitat": "Wet pasture and sandy roadside, abundant at edge of pavement", "occurrenceRemarks": "Spikelets reddish", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Michoacan", "county": "", "municipality": "", "locality": "El Ticuiz; El Ticuiz; hwy 200, 6 km E of the Colima, near gas station", "decimalLatitude": "18.6635", "decimalLongitude": "-103.683", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}