Functional

ImportSD: sd file to xml.
SSFilter: filter by substructure.
React: combinatorial application of a transform to inputs.
PropCalc: calculate & add properties to xml records.
PropFilter: filter by property.
ExportSD: xml to sd file.
AlignSD: align molecules in an sd file to an input fragment.

Merge: multiplex data streams.
Split: send data stream to two or more nodes.