Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.042\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C1c2ccncc2C(=O)N1Cc1cccc(Cl)c1
b: C=CCNC(=O)c1c(N)n(CCN2CCOCC2)c2nc3ccccc3nc12
Answer: a. O=C1c2ccncc2C(=O)N1Cc1cccc(Cl)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1c2ccncc2C(=O)N1Cc1cccc(Cl)c1
O=C1c2ccncc2C(=O)N1Cc1cccc(Cl)c1
2-[(3-chlorophenyl)methyl]pyrrolo[3,4-c]pyridine-1,3-dione