Three mid- and small-cap stocks to buy, recommended by Raja Venkatraman of NeoTrader •COROMANDEL: Buy above ₹2,240 and dips to ₹2,170 | Stop ₹2,140 | Target ₹2,440-2,525 •ISEC: Buy above ₹900 and dips to 850 | Stop ₹825 | Target ₹990-1,125 •NAVINFLOUR: Buy above ₹4,350 and dips near 4,200 | Stop ₹4,100 | Target ₹4,750-4,900