Specific binder-drug conjugates (ADCs) of kinesin spindle protein inhibitors, effective metabolites of these ADCs, processes for preparing these ADCs, the use of these ADCs for the treatment and/or prevention of diseases and to the use of these ADCs for preparing medicaments for treatment and/or prevention of diseases, in particular hyperproliferative and/or angiogenic disorders such as, for example, cancer diseases, are described.