2,6-Diamino-4-chloropyrimidine 1-Oxide; 2,4-Diamino-6-chloropyrimidine 3-N-Oxide; Minoxidil Pyrimidine Oxide Analog;2,4-Diamino-6-chloropyrimidine 3-Oxide; 6-Chloro-2,4-diaminopyrimidine 3-Oxide; Minoxidil Related Compound A;