5-[5-Iodo-4-methoxy-2-(1-methylethyl)phenoxy]-2,4-pyrimidinediamine865305-30-2100 % similar Ormetoprim6981-18-643 % similar Trimethoprim738-70-540 % similar Diaveridine5355-16-840 % similar Trimethoprim lactate23256-42-036 % similar 2C-I69587-11-733 % similar