definiens: means a [ * * * ] ( [ * * * ] ) [ * * * ], a [ * * * ] ( [ * * * ] ), drug, protein or other substance that is conjugated or attached to a givenComponent A via a linker and one ( 1 ) or more of the non - natural amino acids on such Component A. A group of Components B with the sameor similar function shall be deemed of the same class . For example : ( a ) a [ * * * ] ( such as [ * * * ] ) shall be deemed within the same class ofComponent B as a different [ * * * ] ( such as [ * * * ] or [ * * * ] ) ; ( b ) a cytotoxic payload ( such as [ * * * ] ) shall be deemed within the same class ofComponent B as a different cytotoxic payload ( such as [ * * * ] or [ * * * ] ) ; and ( c ) [ * * * ] shall be deemed within the same class of Component B asalbumin