Task: Please answer the multiple choice question.
Question: Which molecules are not 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 c1cncc(C(Cc2ccccc2-c2ccncc2)c2cccnc2)c1
b CCNC(=O)Nc1cccc(CNc2cc(C(F)(F)F)cc3ncc(N4CCN(C)CC4)cc23)c1
Answer: a, 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}
3-[1-pyridin-3-yl-2-(2-pyridin-4-ylphenyl)ethyl]pyridine