29485
In contrast , lanthanum carbonate and magnesium salts are absorbed in the gut and their route of excretion is biliary for lanthanum and urinary for magnesium .
 Chemical: lanthanum carbonate; Chemical: magnesium; Chemical: lanthanum; Chemical: magnesium
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: lanthanum carbonate; Chemical: magnesium; Chemical: lanthanum; Chemical: magnesium