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.) O=C(NCc1cc(Cl)cc(Cl)c1)N(c1ccc(Br)cc1)C1CCN(C2CCCC2)CC1
b.) Cn1c(=O)n(Cc2nccc3ccccc23)c(=O)c2c1c(C#N)c(N1CCC[C@H](N)C1)n2Cc1ccccc1
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}
1-(4-bromophenyl)-1-(1-cyclopentylpiperidin-4-yl)-3-[(3,5-dichlorophenyl)methyl]urea