16943
An investigation begun in 1979 directed at the Republic of Palau marine sponge Agelas axifera Hentschel for cancer cell growth inhibitory constituents subsequently led to the isolation of three new pyrimidine diterpenes designated axistatins 1 ( 1 ) , 2 ( 2 ) , and 3 ( 3 ) , together with the previously reported formamides 4 , 5 , and agelasine F ( 6 ) .
 Chemical: pyrimidine; Chemical: diterpenes; Chemical: axistatins 1 ( 1 ) , 2 ( 2 ) , and 3 ( 3 ); Chemical: formamides; Chemical: agelasine F
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: pyrimidine, diterpenes, axistatins 1 ( 1 ) , 2 ( 2 ) , and 3 ( 3 ), formamides, agelasine F 
Answer:
 Chemical: pyrimidine; Chemical: diterpenes; Chemical: axistatins 1 ( 1 ) , 2 ( 2 ) , and 3 ( 3 ); Chemical: formamides; Chemical: agelasine F