some good complimentary texts:
Carruthers, W. - Some modern methods of organic synthesis
Mackie, Raymond K. (Raymond Keith) - Guidebook to organic synthesis
Sykes, Peter - A guidebook to mechanism in organic chemistry
Parsons, A. F. - Keynotes in organic chemistry
Moloney, Mark G. - Reaction mechanisms at a glance : a stepwise approach to problem-solving in organic chemistry