Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] C[C@@H]1CCCN1CCc1ccc2cc(-c3ccc(C#N)cc3)ccc2c1
[b] COCCOc1ccc2ncc(F)c(CCC34CCC(NCc5ccc6c(n5)NC(=O)CO6)(CC3)CO4)c2n1
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}
4-[6-[2-[(2R)-2-methylpyrrolidin-1-yl]ethyl]naphthalen-2-yl]benzonitrile