101348-03-2
7-hydroxy-1,3-bis(methoxymethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carbonitrile
→
101348-04-3
7-chloro-6-cyano-1,3-bis(methoxymethyl)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione