9785
Tri - and diorganotin ( IV ) orotates of general formula , R ( n ) Sn ( H ( 2 ) Or ) ( m ) [ n = 3 / 2 , m = 1 / 2 , R = Me , n - Bu , n - Oct and Ph ; H ( 2 ) Or ( - ) = monoanion of orotic acid ( H ( 3 ) Or ) ] ( n - Bu ( 2 ) Sn ( HOr ) as an exception ) have been synthesized .
 Chemical: Tri - and diorganotin ( IV ) orotates; Chemical: R ( n ) Sn ( H ( 2 ) Or ) ( m ); Chemical: Me; Chemical: n - Bu; Chemical: n - Oct; Chemical: Ph; Chemical: H ( 2 ) Or ( - ); Chemical: orotic acid; Chemical: H ( 3 ) Or; Chemical: n - Bu ( 2 ) Sn ( HOr )
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: Tri - and diorganotin ( IV ) orotates; Chemical: R ( n ) Sn ( H ( 2 ) Or ) ( m ); Chemical: Me; Chemical: n - Bu; Chemical: n - Oct; Chemical: Ph; Chemical: H ( 2 ) Or ( - ); Chemical: orotic acid; Chemical: H ( 3 ) Or; Chemical: n - Bu ( 2 ) Sn ( HOr )