s/"\([^"]*\)"/“\1”/g
s/`\([^`']*\)'/‘\1’/g
s/ '\([^`']*\)' / ‘\1’ /g
s/ '\([^`']*\)'$/ ‘\1’/g
s/^'\([^`']*\)' /‘\1’ /g
s/“”/""/g
s/“/“?[1m/g
s/”/?[0m”/g
s/‘/‘?[1m/g
s/’/?[0m’/g