user: Question: WHICH Vietnamese name has a Chinese name ¹ of 芒種 (芒种) mángzhòng?
Columns: ['Longi- tude', 'Usual translation', 'Chinese name ¹', 'Japanese name', 'Korean name ²', 'Vietnamese name', 'Date ³']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['315°', 'start of spring', '立春 lìchūn', '立春 risshun', '입춘 (立春) ipchun', 'Lập xuân', 'Feb 4']
SQL:

assistant: SELECT "Vietnamese name" FROM "Table" WHERE "Chinese name ¹" = '芒種 (芒种) mángzhòng';