Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CC(NC(=O)CC1CCN(Cc2ccn(-c3ccc(C(F)(F)F)cc3)c2)CC1)c1ccc(=O)[nH]c1
b) N#Cc1nc(CCCNCC(N)=O)cc(-c2cccc(C(F)(F)F)c2)n1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
2-[3-[2-cyano-6-[3-(trifluoromethyl)phenyl]pyrimidin-4-yl]propylamino]acetamide