3.
Name: [[4-(2-hydroxy-5-methyl-phenyl)-6-oxo-4,5-dihydro-1H-pyrimidin-2-yl]amino]formonitrile
CAS: 68845-90-9



4.
Name: 4-chloro-3-[(2Z)-2-[(2-chloro-5-sulfo-phenyl)diazenyl-(phenylcarbamoyl)methylidene]hydrazinyl]benzenesulfonic acid
CAS: 69373-22-4


