11643
Thaliporphine ( 5a ) was demonstrated to possess better positive inotropic and less negative chronotropic effects than the left - hand optical isomer and showed the best activity on rat cardiac tissue among the N - homologues prepared .
 Chemical: Thaliporphine; Chemical: N
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: Thaliporphine; Chemical: N