Wikisage, the free encyclopedia of the second generation, is digital heritage
Valproic acid is a carboxylic acid,
http://www.whocc.no/atc_ddd_index/?code=N03AX11
http://flexikon.doccheck.com/de/Valproins%C3%A4ure?utm_source=www.doccheck.flexikon&utm_medium=web&utm_campaign=DC%2BSearch