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. COc1ccc(CNC(=O)c2cc(-c3cc(Cl)cc(Cl)c3)cnc2-c2cccnc2)cc1OC
b. CN1Cc2cc(Cl)ccc2-n2c(nnc2C2CCN(c3ccccn3)CC2)C1
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}
5-(3,5-dichlorophenyl)-N-[(3,4-dimethoxyphenyl)methyl]-2-pyridin-3-ylpyridine-3-carboxamide