inorganic acid ester
http://purl.jp/bio/4/id/200906062887075214
http://purl.jp/bio/4/id/200906008166287143
http://jglobal.jst.go.jp/en/detail?JGLOBAL_ID=200906062887075214
http://purl.jp/bio/4/subject/CA06
http://purl.jp/bio/4/id/200906084081407822