C111123313121111121111331333133313331322121111331333133313331323323132313231   >>    C11112331312111112111133133313331333132212111133133313331333132332313231323   <<    C111123313121111121111331333133313331322121111331333133313331323323132313233   >>      C111123313121111121111331333133313331322121111331333133313331323323132313232   >>