I had a look at using escape \ to fix it but it's not really making sense. The top line gives string literal is undetermined, and the last square bracket before the closing " gives Statements must be separated by newlines or semicolons error.
line = "48,[['c0', 700, 2401], ['c1', 300, 2002], ['c2', 100, 1803], ['c3', 900,
2604], ['c4', 200, 1905], ['c5', 700, 2406], ['c8', 1200, 2909], ['c11',
600, 2312], ['c14', 400, 2115], ['c28', 500, 2229], ['c29', 300, 2030],
['c31', 1200, 2932], ['c35', 1600, 3336], ['c36', 1700, 3437], ['c39',
300, 2040], ['c13', 800, 3215], ['c17', 1600, 5230], ['c15', 1600, 5229],
['c19', 1100, 4335], ['c10', 1500, 3513], ['c22', 900, 4535], ['c9', 1800,
3715], ['c18', 900, 4532], ['c7', 1000, 3612], ['c12', 500, 3117], ['c16',
700, 4329], ['c6', 500, 2913], ['c20', 1400, 4334], ['c30', 1200, 5763],
['c25', 1500, 5860], ['c27', 700, 5958], ['c26', 900, 6157], ['c24', 1800,
7054], ['c23', 500, 5753], ['c21', 1200, 3534], ['c37', 300, 7392],
['c33', 500, 6287], ['c40', 1100, 7099], ['c34', 1000, 6993], ['c41',
1900, 8099], ['c32', 100, 5896], ['c38', 700, 6599], ['c45', 800, 7839],
['c43', 1300, 7943], ['c42', 300, 8442], ['c47', 1800, 9240], ['c44', 400,
7837], ['c46', 300, 7739]]"