00518nam a2200157Ia 450000500170000000800410001702000220005804100080008008200140008810000220010224500750012426000390019930000210023865000760025970000250033520191017154339.0190722s9999    xx            000 0 und d  a978-93-325-7561-5  aeng  a547 C393A  aChoudhary, Akshay 0aAdvanced problems in organic chemistry b: for competitive exminations  aNoidab: Pearson Education, c2017  avii,10.1-10.20p.  aChemistrya| Chemistry - Organica| Objective - Questions and solutions  aChoudhary, Mandakini