English to Japanese Law/Patents Chemistry; Chem Sci/Eng Pharmaceutical

The idea was that either hydrophobic molecules or molecule with conjugated hydrophobic tails would be released from a CD substrate based solely on association/dissociation kinetics, which is an entirely new paradigm in drug delivery, different from traditional mechanisms such as diffusion, polymer degradation, or external stimulus.

The above sentence is where the term appears.

Any help greatly appreciated.

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Thank you.