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>\\n"\n"    <t t-set=\\"colors\\" t-value=\\"{\'needsAction\': \'grey\', \'accepted\': \'green\', \'tentative\': \'#FFFF00\', \'declined\': \'red\'}\\"></t>\\n"\n"    <t t-set=\\"recurrent\\" t-value=\\"object.recurrence_id and not ctx.get(\'calendar_template_ignore_recurrence\')\\"></t>\\n"\n"    <t t-set=\\"mail_tz\\" t-value=\\"object._get_mail_tz() or ctx.get(\'mail_tz\')\\"></t>\\n"\n"    <t t-set=\\"attendee_description\\" t-value=\\"object._get_attendee_description()\\"></t>\\n"\n"    <p>\\n"\n"    قرار ملاقات برای <t t-out=\\"object.appointment_type_id.name or \'\'\\">دموی فنی</t>\\n"\n"    <t t-if=\\"object.appointment_type_id.category != \'custom\' and object.appointment_type_id.schedule_based_on == \'users\'\\"> با <t t-out=\\"object.partner_id.name or \'\'\\">براندون فریمن</t></t>.\\n"\n"    </p>\\n"\n"    <div style=\\"text-align: center; padding: 16px 0px 16px 0px;\\">\\n"\n"        <a t-attf-href=\\"/calendar/meeting/join?token={{ object.access_token }}\\" style=\\"padding: 5px 10px; color: #FFFFFF; text-decoration: none; background-color: #875A7B; border: 1px solid #875A7B; border-radius: 3px\\">\\n"\n"            پیوستن</a>\\n"\n"        <a t-attf-href=\\"/odoo/calendar.event/{{ object.id }}\\" style=\\"padding: 5px 10px; color: #FFFFFF; text-decoration: none; background-color: #875A7B; border: 1px solid #875A7B; border-radius: 3px\\">\\n"\n"            مشاهده</a>\\n"\n"    </div>\\n"\n"    <table border=\\"0\\" cellpadding=\\"0\\" cellspacing=\\"0\\"><tr>\\n"\n"            <td width=\\"130px;\\" style=\\"min-width: 130px;\\">\\n"\n"                <div style=\\"border-top-start-radius: 3px; border-top-end-radius: 3px; font-size: 12px; border-collapse: separate; text-align: center; font-weight: bold; color: #ffffff; min-height: 18px; background-color: #875A7B; border: 1px solid #875A7B;\\">\\n"\n"                    <t t-out=\\"format_datetime(dt=object.start, tz=mail_tz if not object.allday else None, dt_format=&quot;EEEE&quot;, lang_code=object.env.lang) or \'\'\\">چهارشنبه</t>\\n"\n"                </div>\\n"\n"                <div style=\\"font-size: 48px; min-height: auto; font-weight: bold; text-align: center; color: #5F5F5F; background-color: #F8F8F8; border: 1px solid #875A7B;\\">\\n"\n"                    <t t-out=\\"format_datetime(dt=object.start, tz=mail_tz if not object.allday else None, dt_format=&quot;d&quot;, lang_code=object.env.lang) or \'\'\\">1</t>\\n"\n"                </div>\\n"\n"                <div style=\\"font-size: 12px; text-align: center; font-weight: bold; color: #ffffff; background-color: #875A7B;\\">\\n"\n"                    <t t-out=\\"format_datetime(dt=object.start, tz=mail_tz if not object.allday else None, dt_format=&quot;MMMM y&quot;, lang_code=object.env.lang) or \'\'\\">ژانویه 2020</t>\\n"\n"                </div>\\n"\n"                <div style=\\"border-collapse: separate; color: #5F5F5F; text-align: center; font-size: 12px; border-bottom-end-radius: 3px; font-weight: bold; border: 1px solid #875A7B; border-bottom-start-radius: 3px;\\">\\n"\n"                    <t t-if=\\"not object.allday\\">\\n"\n"                        <div>\\n"\n"                            <t t-out=\\"format_time(time=object.start, tz=mail_tz, time_format=&quot;short&quot;, lang_code=object.env.lang) or \'\'\\">8:00</t>\\n"\n"                        </div>\\n"\n"                        <t t-if=\\"not object.appointment_type_id.hide_timezone and mail_tz\\">\\', '\\"\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" قرار ملاقات برای دمو فنی\\\\n\\" \\" با برندون فریمن.\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" بپیوندید\\\\n\\" \\" \\\\n\\" \\" مشاهده\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" چهارشنبه\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" 1\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" ژانویه 2020\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" 8:00\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" ()\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" جزئیات رویداد\\\\n\\" \\" \\\\n\\" \\" مکان: بروکسل\\\\n\\" \\" (مشاهده نقشه)\\\\n\\" \\" \\\\n\\" \\" زمان: هر 1 هفته، برای 3 رویداد\\\\n\\" \\" مدت زمان: 0س30\\\\n\\" \\" شرکت کنندگان\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" میچل ادمین\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" شما\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" برای: افراد\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" منابع\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" جدول 1\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" نحوه پیوستن:\\\\n\\" \\" بپیوندید با Odoo Discuss\\\\n\\" \\" بپیوندید در\\\\n\\" \\" www.mycompany.com/calendar/videocall/xyz\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" توضیحات رویداد:\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" قرار ملاقات\u200cهای آینده شما\\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" \\\\n\\" \\" دمو فنی\\\\n\\" \\" ()\\\\', '"<div>\\n"\n"    <t t-set=\\"colors\\" t-value=\\"{\'needsAction\': \'grey\', \'accepted\': \'green\', \'tentative\': \'#FFFF00\', \'declined\': \'red\'}\\"></t>\\n"\n"    <t t-set=\\"recurrent\\" t-value=\\"object.recurrence_id and not ctx.get(\'calendar_template_ignore_recurrence\')\\"></t>\\n"\n"    <t t-set=\\"mail_tz\\" t-value=\\"object._get_mail_tz() or ctx.get(\'mail_tz\')\\"></t>\\n"\n"    <t t-set=\\"attendee_description\\" t-value=\\"object._get_attendee_description()\\"></t>\\n"\n"    <p>\\n"\n"    نوبت برای <t t-out=\\"object.appointment_type_id.name or \'\'\\">دموی فنی</t>\\n"\n"    <t t-if=\\"object.appointment_type_id.category != \'custom\' and object.appointment_type_id.schedule_based_on == \'users\'\\"> با <t t-out=\\"object.partner_id.name or \'\'\\">براندون فریمن</t></t> رزرو شد.\\n"\n"    </p>\\n"\n"    <div style=\\"text-align: center; padding: 16px 0px 16px 0px;\\">\\n"\n"        <a t-attf-href=\\"/calendar/meeting/join?token={{ object.access_token }}\\" style=\\"padding: 5px 10px; color: #FFFFFF; text-decoration: none; background-color: #875A7B; border: 1px solid #875A7B; border-radius: 3px\\">\\n"\n"            پیوستن</a>\\n"\n"        <a t-attf-href=\\"/odoo/calendar.event/{{ object.id }}\\" style=\\"padding: 5px 10px; color: #FFFFFF; text-decoration: none; background-color: #875A7B; border: 1px solid #875A7B; border-radius: 3px\\">\\n"\n"            مشاهده</a>\\n"\n"    </div>\\n"\n"    <table border=\\"0\\" cellpadding=\\"0\\" cellspacing=\\"0\\"><tr>\\n"\n"            <td width=\\"130px;\\" style=\\"min-width: 130px;\\">\\n"\n"                <div style=\\"border-top-start-radius: 3px; border-top-end-radius: 3px; font-size: 12px; border-collapse: separate; text-align: center; font-weight: bold; color: #ffffff; min-height: 18px; background-color: #875A7B; border: 1px solid #875A7B;\\">\\n"\n"                    <t t-out=\\"format_datetime(dt=object.start, tz=mail_tz if not object.allday else None, dt_format=&quot;EEEE&quot;, lang_code=object.env.lang) or \'\'\\">چهارشنبه</t>\\n"\n"                </div>\\n"\n"                <div style=\\"font-size: 48px; min-height: auto; font-weight: bold; text-align: center; color: #5F5F5F; background-color: #F8F8F8; border: 1px solid #875A7B;\\">\\n"\n"                    <t t-out=\\"format_datetime(dt=object.start, tz=mail_tz if not object.allday else None, dt_format=&quot;d&quot;, lang_code=object.env.lang) or \'\'\\">1</t>\\n"\n"                </div>\\n"\n"                <div style=\\"font-size: 12px; text-align: center; font-weight: bold; color: #ffffff; background-color: #875A7B;\\">\\n"\n"                    <t t-out=\\"format_datetime(dt=object.start, tz=mail_tz if not object.allday else None, dt_format=&quot;MMMM y&quot;, lang_code=object.env.lang) or \'\'\\">ژانویه 2020</t>\\n"\n"                </div>\\n"\n"                <div style=\\"border-']