00307pam a2200121 a 4500020002000000041000800020082001600028100001900044245006900063260003000132300000900162653001400171  a9788131231340c  aeng  a547.72bALA  aAlagarsamy, V.  aPharmaceutical Chemistry of Natural Products hTextual Documents  aNew DelhibElsevierc2012  a774.  aAlkaloids