The invention relates to a compound of formula (I) or formula (II) or pharmaceutically acceptable salts, solvates, tautomers, stereoisomers or mixtures thereof; which are useful as medicaments, in particular as anti-proliferative agents and for use as a drug in an antibody-drug conjugate and in the treatment of proliferative diseases.
该发明涉及公式(I)或公式(II)的化合物,或其药学上可接受的盐、溶剂合物、互变异构体、立体异构体或其混合物;这些化合物可用作药物,特别是作为抗增殖剂,并用作
抗体-药物结合物中的药物,用于治疗增殖性疾病。