SEARCH Articles Figures Tables 1.2.3- Oxadiazolium hydroxide, anhydro-5-hydroxy Anhydro- hydroxides solid state structure Anhydro-4-hydroxy thiazolium hydroxide Anhydro-l-hydroxythiazolo quinolinium hydroxide Selenazolium hydroxide, anhydro-2,3,5-triphenyl4-hydroxysynthesis