2-Amino-6-(hydroxymethyl)-4-[3-methoxy-4-(propan-2-yloxy)phenyl]-8-oxo-4H,8H-pyrano[3,2-b]pyran-3-carbonitrile 1g

2-Amino-6-(hydroxymethyl)-4-[3-methoxy-4-(propan-2-yloxy)phenyl]-8-oxo-4H,8H-pyrano[3,2-b]pyran-3-carbonitrile 1g