From the following list, identify the index that contains only Persian characters and select the one that is more suitable based on content or length. The output should only be the numerical index.

List:
['"<div style=\\"color:#515166;padding:10px 0px;font-family:Arial,Helvetica,sans-serif;font-size:14px;\\">\\n"\n"<table style=\\"width:600px;margin:0px auto;background:white;border:1px solid #e1e1e1;\\">\\n"\n"    <tbody>\\n"\n"        <tr>\\n"\n"            <td style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <p>\\n"\n"                    تبریک\\n"\n"                    <span t-out=\\"object.name or \'\'\\">جوئل ویلیس</span>!\\n"\n"                </p>\\n"\n"                <p>\\n"\n"                    شما به رتبه جدیدی رسیدید: <strong t-out=\\"object.rank_id.name or \'\'\\">نیو بی</strong>\\n"\n"                </p>\\n"\n"                <t t-if=\\"object.next_rank_id.name\\">\\n"\n"                    <p>کار خود را ادامه دهید تا به رتبه <strong t-out=\\"object.next_rank_id.name or \'\'\\">دانشجو</strong> برسید!</p>\\n"\n"                </t>\\n"\n"                <div style=\\"margin: 16px 0px 16px 0px;\\">\\n"\n"                    <t t-set=\\"gamification_redirection_data\\" t-value=\\"object.get_gamification_redirection_data()\\"></t>\\n"\n"                    <t t-foreach=\\"gamification_redirection_data\\" t-as=\\"data\\">\\n"\n"                        <t t-set=\\"url\\" t-value=\\"data[\'url\']\\"></t>\\n"\n"                        <t t-set=\\"label\\" t-value=\\"data[\'label\']\\"></t>\\n"\n"                        <a t-att-href=\\"url\\" style=\\"background-color: #875A7B; padding: 8px 16px 8px 16px; text-decoration: none; color: #fff; border-radius: 5px; font-size:13px;\\" t-out=\\"label or \'\'\\">برچسب</a>\\n"\n"                    </t>\\n"\n"                </div>\\n"\n"            </td>\\n"\n"            <td style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <p style=\\"text-align: center;\\">\\n"\n"                    <img t-attf-src=\\"/web/image/gamification.karma.rank/{{ object.rank_id.id }}/image_128\\">\\n"\n"                </p>\\n"\n"            </td>\\n"\n"        </tr>\\n"\n"        <tr>\\n"\n"            <td t-if=\\"not user.share and user.active\\" style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <t t-out=\\"user.signature or \'\'\\">--<br>ادمین میچل</t>\\n"\n"            </td>\\n"\n"            <td t-else=\\"\\" style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <t t-out=\\"user.company_id.name or \'\'\\"></t>\\n"\n"            </td>\\n"\n"        </tr>\\n"\n"    </tbody>\\n"\n" </table>\\n"\n"</div>"', '"<div style=\\"color:#515166;padding:10px 0px;font-family:Arial,Helvetica,sans-serif;font-size:14px;\\">\\n"\n"<table style=\\"width:600px;margin:0px auto;background:white;border:1px solid #e1e1e1;\\">\\n"\n"    <tbody>\\n"\n"        <tr>\\n"\n"            <td style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <p>\\n"\n"                    تبریک می\u200cگویم\\n"\n"                    <span t-out=\\"object.name or \'\'\\">جوئل ویلیس</span>!\\n"\n"                </p>\\n"\n"                <p>\\n"\n"                    شما به رده جدیدی دست یافته\u200cاید: <strong t-out=\\"object.rank_id.name or \'\'\\">مبتدی</strong>\\n"\n"                </p>\\n"\n"                <t t-if=\\"object.next_rank_id.name\\">\\n"\n"                    <p>به کار خود ادامه دهید تا به <strong t-out=\\"object.next_rank_id.name or \'\'\\">دانشجو</strong> تبدیل شوید!</p>\\n"\n"                </t>\\n"\n"                <div style=\\"margin: 16px 0px 16px 0px;\\">\\n"\n"                    <t t-set=\\"gamification_redirection_data\\" t-value=\\"object.get_gamification_redirection_data()\\"></t>\\n"\n"                    <t t-foreach=\\"gamification_redirection_data\\" t-as=\\"data\\">\\n"\n"                        <t t-set=\\"url\\" t-value=\\"data[\'url\']\\"></t>\\n"\n"                        <t t-set=\\"label\\" t-value=\\"data[\'label\']\\"></t>\\n"\n"                        <a t-att-href=\\"url\\" style=\\"background-color: #875A7B; padding: 8px 16px 8px 16px; text-decoration: none; color: #fff; border-radius: 5px; font-size:13px;\\" t-out=\\"label or \'\'\\">برچسب</a>\\n"\n"                    </t>\\n"\n"                </div>\\n"\n"            </td>\\n"\n"            <td style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <p style=\\"text-align: center;\\">\\n"\n"                    <img t-attf-src=\\"/web/image/gamification.karma.rank/{{ object.rank_id.id }}/image_128\\">\\n"\n"                </p>\\n"\n"            </td>\\n"\n"        </tr>\\n"\n"        <tr>\\n"\n"            <td t-if=\\"not user.share and user.active\\" style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <t t-out=\\"user.signature or \'\'\\">--<br>مدیر میچل</t>\\n"\n"            </td>\\n"\n"            <td t-else=\\"\\" style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <t t-out=\\"user.company_id.name or \'\'\\"></t>\\n"\n"            </td>\\n"\n"        </tr>\\n"\n"    </tbody>\\n"\n" </table>\\n"\n"</div>"', '"<div style=\\"color:#515166;padding:10px 0px;font-family:Arial,Helvetica,sans-serif;font-size:14px;\\">\\n"\n"<table style=\\"width:600px;margin:0px auto;background:white;border:1px solid #e1e1e1;\\">\\n"\n"    <tbody>\\n"\n"        <tr>\\n"\n"            <td style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <p>\\n"\n"                    تبریک\\n"\n"                    <span t-out=\\"object.name or \'\'\\">جوئل ویلیس</span>!\\n"\n"                </p>\\n"\n"                <p>\\n"\n"                    شما به تازگی به رتبه جدیدی دست یافتید: <strong t-out=\\"object.rank_id.name or \'\'\\">تازه کار</strong>\\n"\n"                </p>\\n"\n"                <t t-if=\\"object.next_rank_id.name\\">\\n"\n"                    <p>به تلاش خود ادامه دهید تا به <strong t-out=\\"object.next_rank_id.name or \'\'\\">دانشجو</strong> تبدیل شوید!</p>\\n"\n"                </t>\\n"\n"                <div style=\\"margin: 16px 0px 16px 0px;\\">\\n"\n"                    <t t-set=\\"gamification_redirection_data\\" t-value=\\"object.get_gamification_redirection_data()\\"></t>\\n"\n"                    <t t-foreach=\\"gamification_redirection_data\\" t-as=\\"data\\">\\n"\n"                        <t t-set=\\"url\\" t-value=\\"data[\'url\']\\"></t>\\n"\n"                        <t t-set=\\"label\\" t-value=\\"data[\'label\']\\"></t>\\n"\n"                        <a t-att-href=\\"url\\" style=\\"background-color: #875A7B; padding: 8px 16px 8px 16px; text-decoration: none; color: #fff; border-radius: 5px; font-size:13px;\\" t-out=\\"label or \'\'\\">LABEL</a>\\n"\n"                    </t>\\n"\n"                </div>\\n"\n"            </td>\\n"\n"            <td style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <p style=\\"text-align: center;\\">\\n"\n"                    <img t-attf-src=\\"/web/image/gamification.karma.rank/{{ object.rank_id.id }}/image_128\\">\\n"\n"                </p>\\n"\n"            </td>\\n"\n"        </tr>\\n"\n"        <tr>\\n"\n"            <td t-if=\\"not user.share and user.active\\" style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <t t-out=\\"user.signature or \'\'\\">--<br>میچل ادمین</t>\\n"\n"            </td>\\n"\n"            <td t-else=\\"\\" style=\\"padding:15px 20px 10px 20px;\\">\\n"\n"                <t t-out=\\"user.company_id.name or \'\'\\"></t>\\n"\n"            </td>\\n"\n"        </tr>\\n"\n"    </tbody>\\n"\n" </table>\\n"\n"</div>"\n']