Draw structures corresponding to the following names:

(a) Bromoacetone

(b) (S)-2-Hydroxypropanal

(c) 2-Methyl-3-hcptanone

(d) (2S, 3R)-2, 3, 4-Trihydroxybut anal

(e) 2, 2, 4, 4-Tetramethvl-3-pentanone

(f) 4-Methyl-3-penten-2-one

(g) Butane dial

(h) 3-Phenyl-2-propcnal

(I) 6, 6-Dimcthvl-2, 4-cvclohexadienone

(j) p-Nitroacelophenone