N2',?N2'''-?[Dithiobis(1-?oxo-?3,?1-?propanediyl)?]?bis[N2'-?deacetyl- maytansine 25mg
This N2',?N2'''-?[Dithiobis(1-?oxo-?3,?1-?propanediyl)?]?bis[N2'-?deacetyl- is guaranteed a maytansine with the use of 25mg and directly supplied to your lab by Gentaur's warehouse.