00420nam a2200181Ia 4500003000400000005001700004008004100021020001500062040000700077041000800084082002200092100002000114245002800134250000600162260004300168300001400211365001300225OSt20230329142928.0210423s2009 xx 000 0 und d a812241706X cAL aeng a547.59 223bBANR aBANSAL (Raj K). aHeterocyclic chemistry. a4 aNew DelhibNew Age Internationalc2009 ax,561bHB b695cINR