00526nam a22001817a 4500 117412 117411 OSt 20260706113043.0 220209b ||||| |||| 00| 0 eng d 9780195674170 547.1 WIL WILLIS CHRISTINE 1205 ORGANIC SYNTHESIS WILLIS CHRISTINE INDIAN EDITION NEWYORK OXFORD SCIENCE PUBLICATION 2005 91p. INTRODUCTION TO SYNTHESIS- RETROSYNTHETIC ANALYSIS- STEREOSELECTIVITY- ddc BK