Check::buildTag1162

protected function buildTag1162(string $markingCode, string $markingCodeGroup) : string
{
	[$gtin, $serial] = $this->parseMarkingCode($markingCode, $markingCodeGroup);

	$hex =
		self::MARKING_TYPE_CODE.
		$this->convertToBinaryFormat($gtin, 6).
		$this->convertCharsToHex($serial)
	;

	return hex2bin($hex);
}