Roboticus@Roboticus-PC ~
$ cat interp.pl
#!/usr/bin/perl
print '\\10.64.30.27\C$\Users\hari9', "\n";
print '\\\\10.64.30.27\\C$\\Users\\hari9', "\n";

Roboticus@Roboticus-PC ~
$ perl interp.pl
\10.64.30.27\C$\Users\hari9
\\10.64.30.27\C$\Users\hari9