| aaa,bbb,ccc |
| aaa,bbb,ccc |
| zzz,yyy,xxx |
| zzz,yyy,xxx |
| "aaa","bbb","ccc" |
| "aaa","bbb","ccc" |
| "zzz","yyy","xxx" |
| "zzz","yyy","xxx" |
| """zzz","y""yy","xx""x" |
| """zzz","y""yy","xx""x" |
| """,zzz","y"",""yy","xx""x" |
| """,zzz","y"",""yy","xx""x" |
| "aaa",""",""yy","xx""x" |
| "aaa",""",""yy","xx""x" |
| "aaa","b""""""bb""""b","ccc" |
| "aaa","b""""""bb""""b","ccc" |
| "a,a,a","b,,b,,b","c,cc" |
| "a,a,a","b,,b,,b","c,cc" |
| "a,aa",bbb,"cc,c" |
| "a,aa",bbb,"cc,c" |
| aaa,bbb,ccc |
| aaa,bbb,ccc |
| "a'aa",b'bb,c'cc |
| "a'aa",b'bb,c'cc |
| "a\\naa","b\n\nbb","ccc" |
| "a\\naa","b\n\nbb","ccc" |
| "a\t\r\naa","b\tb,b","c\tc,c" |
| "a\t\r\naa","b\tb,b","c\tc,c" |
| aaa,""",,,b,,","c,c,c" |
| aaa,""",,,b,,","c,c,c" |
