See perlintro and show your code

## no interpolation
print '{ }';
print q"{ }";
print q<{}>;
print q/{ }/;
print q _{}_;
print q v{ }v;
print q{{}};
print q[{ }];
print q({});
print q!{ }!;
__END__
{ }{ }{}{ }{}{ }{}{ }{}{ }
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