000
00298nam a2200121Ia 4500
008
220201s1990 xx 000 0 eng d
082
_a
615.19
_b
CHA
100
_a
Chaudhary, N C
245
0
_a
Pharmaceutical chemistry
260
_a
New Delhi
_b
Vallabh Prakashan
_c
1990
300
_a
88
942
_2
ddc
999
_c
25698
_d
25698