3-Methyl-2-thiophenecarboxaldehyde5834-16-232 % similar 4-Amino-2-methylpyrimidine-5-carbaldehyde73-68-732 % similar 2-Methylthiazole-5-carbaldehyde1003-60-731 % similar 5-Thiazolecarboxaldehyde1003-32-330 % similar 1,2,3-Thiadiazole-4-carbaldehyde27643-15-830 % similar Thiazole-4-carboxaldehyde3364-80-530 % similar 2,4,6-Trichloro-5-pyrimidinecarboxaldehyde50270-27-430 % similar