Stitcher API responses (4/1/2025)

The latest set of stitcher API responses, as of 4/1/2025.https://stitcher.ncats.io/https://github.com/ncats/stitcherStitcher is software for the ingestion and semantic normalization of datasets. Stitcher employs entity resolution algorithms to partition entities within a given dataset into disjoint sets such that those within the same set are considered equivalent. The dataset here is stitched data for chemical substances.