The document provides a technical analysis of TATACHEM stock and recommends selling it futures at 527 and up to 530 with a stop loss of 550 and target of 485. It notes that the stock has formed a strong bearish candle with above average volume, closed below its 21-day moving average, and given a negative breakout of its 3-week trading range. Momentum indicators like RSI also show negative divergence, pointing to further downside potential from current levels. Based on this technical structure, further downside movement is expected.