Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: C[C@H](NC(=O)C(C#N)=Cc1cccc(Br)n1)c1ccccc1
b: COc1ccc2nccc([C@@H]3CN(C4CCN(Cc5ccc(C)c(C)c5)CC4)C(=O)O3)c2c1
c: CC(NC1CCCc2c1[nH]c1ccc(Br)cc21)c1ccccc1
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}
3-(6-bromopyridin-2-yl)-2-cyano-N-[(1S)-1-phenylethyl]prop-2-enamide