The compounds A and B in the following reaction are, respectively:
1
A = Benzyl alcohol, B = Benzyl isocyanide
2
A = Benzyl alcohol, B = Benzyl cyanide
3
A = Benzyl chloride, B = Benzyl cyanide
4
A = Benzyl chloride, B = Benzyl isocyanide
The compounds A and B in the following reaction are, respectively: