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Regular Expression
r"
(?:4\d{12}(?:\d{3})?|(?:5[1-5]\d{2}|222[1-9]|22[3-9]\d|2[3-6]\d{2}|27[01]\d|2720)\d{12}|3[47]\d{13}|5019\d{12}|3(?:0[0-5]|[68]\d)\d{11}|6(?:011|5\d{2})\d{12}|(?:2131|1800|35\d{3})\d{11})
"
gm
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