[EN] PROCESS FOR PREARING N-ACETYLCOLCHINOL & INTERMEDIATES USED IN SUCH PROCESSES [FR] PROCEDE DE PREPARATION DE N-ACETYLCOLCHINOL ET INTERMEDIAIRES UTILISES
[EN] PROCESS FOR PREARING N-ACETYLCOLCHINOL & INTERMEDIATES USED IN SUCH PROCESSES [FR] PROCEDE DE PREPARATION DE N-ACETYLCOLCHINOL ET INTERMEDIAIRES UTILISES