00331nam a2200145Ia 4500003000500000008004100005020001000046040000900056041001200065082002200077100001500099245005100114260000600165650001400171NDCL180829s9999||||ii |||||||||||||| ||eng||  a11801  aNDCL  aEnglish  a547.1 TN216th ed  aTewari, N. 0aAdvanced organic reaction mechanismcN. Tewari  c0  aChemistry