2025 Grounding Large Language Models in Reaction Knowledge Graphs for Synthesis Retrieval Olga Bunkova, Lorenzo Di Fruscia, Sophia Rupprecht, and 3 more authors 2025 ELLIS UnConference workshop ML4Molecules 2025 HTML Leveraging large language models for enzymatic reaction prediction and characterization Lorenzo Di Fruscia and Jana M. Weber Digital Discovery, 2025 DOI HTML