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: CN1Cc2ccccc2[C@@H](c2ccccc2)N=C1OCc1ccc(NS(C)(=O)=O)cc1
b: C[C@H](c1ccccn1)c1c(CCN(C)C)sc2ccccc12
Answer: 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}
N,N-dimethyl-2-[3-[(1S)-1-pyridin-2-ylethyl]-1-benzothiophen-2-yl]ethanamine