Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C1OCc2cc(CCN3CCN(CCc4ccc5nonc5c4)CC3)ccc21
b: N#Cc1cnc(Nc2ccnc(N)n2)s1
Answer: a
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}
5-[2-[4-[2-(2,1,3-benzoxadiazol-5-yl)ethyl]piperazin-1-yl]ethyl]-3H-2-benzofuran-1-one