{HEAD ~ This invention} relates to {TAIL ~ novel phosphorsulfide derivatives} of deoxynucleosides or deoxynucleotides and their uses, particularly for the preparation of oligodeoxynucleotides by the phosphite triester process so called 
{ HEAD ~ This invention } relates to { TAIL ~ novel phosphorsulfide derivatives } of deoxynucleosides or deoxynucleotides and their uses , particularly for the preparation of oligodeoxynucleotides by the phosphite triester process so called
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