Fatty acid ester derivatives and a process for their production from unsaturated fatty acids are disclosed. A management computer is coupled to a host computer on which an application operates, and to a storage apparatus that includes a plurality of volume groups each having one or more logical volumes. 85; an amount of silanols per unit of surface area, NSiOHnm2; NSiOHnm2\u2266\u22120. It can report audible and visual information associated with the force load and alignment. , therapeutic agents or imaging agents.