besides 6-hydroxychlorzoxazon ii , the main metabolite of 5-chlorobenzoxazolin-2-one ( chlorzoxazone i , paraflex ) two other compounds were found to be metabolites of chlorzoxazone : 5-chloro-2,4-dihydroxyacetanilide xxii is produced from 6-hydroxychlorzoxazone ii by ring cleavage and acetylation of the nitrogen .
C0813433
paraflex
C0008296
chlorzoxazone