| http://www.w3.org/ns/prov#value | - In one embodiment, the invention provides a cytotoxic drug-cleavable substrate compound having a structure according to Formulas 2: X2 L1 546 mD (2) The symbol L1 represents a self-immolative spacer where m is an integer of 0, 1, 2, 3, 4, 5, or 6.
|
