{HEAD ~ The dried preparation} containing I is reconstituted in {TAIL ~ an alcohol solvent}, such as, for example, methanol and treated with an organic acid, such as for example, p toluenesulfonic acid to remove the ethoxyethyl ether group 
{ HEAD ~ The dried preparation } containing I is reconstituted in { TAIL ~ an alcohol solvent } , such as , for example , methanol and treated with an organic acid , such as for example , p toluenesulfonic acid to remove the ethoxyethyl ether group
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL 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