Perlindungan hukum kreditor separatis pemegang hak jaminan dalam kepailitan debitor: studi kasus: putusan nomor 43 PK/PDT.SUS-PAILIT/2019 Jo. nomor 1 K/PDT.SUSU-PAILIT/2020 = Legal protection of separatist creditor collateral rights holder in the bankruptcy of the debtor: case study: decision number 43 PK/PDT.SUS-PAILIT/2019 Jo. nomor 1 K/PDT.SUSU-PAILIT/2020