2905
In twenty beagle dogs selective injections were made into the left coronary artery with iopentol , iohexol and metrizoate in doses of 4 ml , 8 ml and 16 ml .
 Chemical: iopentol; Chemical: iohexol; Chemical: metrizoate
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: iopentol; Chemical: iohexol; Chemical: metrizoate