The process employed for {HEAD ~ the removal} of {TAIL ~ the C 076 carbohydrate group} or groups is to put the C 076 starting material in solution in a mixture of from 0.01 to 10% acid in a nonnucleophilic water miscible solvent such as dioxane, tetrahydrofuran, dimethoxyethane, dimethylformamide, bis 2 methoxyethyl ether and the like, and from 0.1 to 20% water 
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The process employed for { HEAD ~ the removal } of { TAIL ~ the C 076 carbohydrate group } or groups is to put the C 076 starting material in solution in a mixture of from 0.01 to 10 % acid in a nonnucleophilic water miscible solvent such as dioxane , tetrahydrofuran , dimethoxyethane , dimethylformamide , bis 2 methoxyethyl ether and the like , and from 0.1 to 20 % water
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH