19833
A study of the ( O2H3 ) Sc - MOF electronic structure , and some heterogeneous catalytic tests in cyanosilylation of aldehydes reactions , are also reported .
 Chemical: ( O2H3 ) Sc; Chemical: aldehydes
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: ( O2H3 ) Sc; Chemical: aldehydes