test.csv   [plain text]

6,7,8,line1
1,2,3,"line2
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3
2,4,5,line3