19636
The presence of a single water molecule makes the reaction between CH3SO3H and HO much more complex , introducing a new reaction that consists in the interchange of H2O between HO and CH3SO3H .
 Chemical: CH3SO3H; Chemical: HO; Chemical: H2O; Chemical: HO; Chemical: CH3SO3H
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: CH3SO3H; Chemical: HO; Chemical: H2O; Chemical: HO; Chemical: CH3SO3H