1 MEB 2-methylprop-1-ene 1.000 2 5OZ 2-methylpropanal 0.800 3 61G 2-methylbuta-1,3-diene 0.800 4 IBN 2-methylpropan-1-amine 0.800 5 NTB Tertiary-butylamine 0.800 6 TBU Tertiary-butyl alcohol 0.800 7 TME Propane 0.750