Abbreviations: HSCT, hematopoietic stem cell transplantation; t-MNs, therapy-related myeloid neoplasms; t-AML, therapy-related acute myeloid leukemia; IDA, idarubicin; BH-AC, N4-behenoyl-1-beta-D-arabinofuranosylcytosine; CR, complete remission; N/A, not applicable; t-CMML, therapy-related chronic myelomonocytic leukemia; mATV, modified A-triple-V regimen; Ara-C, cytarabine; Bu, busulfan; Cy, cyclophosphamide; VP16, etoposide; MRD, matched-related donor; PBSC, peripheral blood stem cell; Flu, fludarabine; t-MDS, therapy-related myelodysplastic syndrome; TBI, total body irradiation; rATG, rabbit antithymocyte globulin; MUD, matched-unrelated donor; UCB, umbilical cord blood; Mel, melphalan.