000 00254nam a22001217a 4500
003 SGT
100 _aCHAUDHRY. N.C
245 _aPHARMACEUTICAL CHEMISTRY
250 _a5th
260 _aVALLABH PRAK
_bDELHI
_c1999
650 _aCHEMISTRY
942 _2ddc
_cBK
999 _c24625
_d24625