6-氯吡啶并[3,4-D]嘧啶-4(3H)-酮;

6-CHLORO-3H-PYRIDO[3,4-D]PYRIMIDIN-4-ONE; 6-Chloropyrido[3,4-d]pyrimidin-4(3H)-one; 6-chloroPyrido[3,4-d]pyriMidin-4-one; 6-chloropyrido[3,4-d]pyrimidin-4(1H)-one; 6-Chloropyrido[3,4-d]pyrimidin-4(3H);