← Open nowmlkagglePredict 2D Chemical Structures From Mass Spectra $50KDec 14, 2026 · 67d left onlineOpen official page Add to calendarAsk about this competitionWhat's the prize and deadline?Am I eligible?How do I do well in this?Ask a question about this competitionRecommended readWinning Competitions Playbook — the step-by-step guide to actually placing.