C111123313121111121111331333133313331313331323121111133313221132321   >>    C11112331312111112111133133313331333131333132312111113331322113232   <<    C111123313121111121111331333133313331313331323121111133313221132323   >>      C111123313121111121111331333133313331313331323121111133313221132322   >>