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 additional words.
Options:
[a] CN1CCCc2cc(NC(=O)c3ccc(-c4ccc(Cl)cc4)o3)ccc21
[b] O=C1CN(CCc2ccc(F)cc2)CCN1[C@H]1CCc2cc(CNCC(F)(F)F)ccc2C1
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}
5-(4-chlorophenyl)-N-(1-methyl-3,4-dihydro-2H-quinolin-6-yl)furan-2-carboxamide