p53 DMSO = 204,0,0	red	
p53 DXR = 102,51,255	purple
p53 Nutlin = 0,102,0	green
p53 NT = 0,0,204	blue
p53 other = 255,102,0	orange
other chip = 255-20-147 or maybe try 255,51,147	pink	
input = 102,102,102	grey