Task: Answer the multiple-choice question.
Question: Which compound has a -33.763% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(Nc1ccccc1)N1CCN(Cc2ccc(Cl)cc2)CC1
(b) Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccccc3Cl)ccc21
Answer: a. O=C(Nc1ccccc1)N1CCN(Cc2ccc(Cl)cc2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(Nc1ccccc1)N1CCN(Cc2ccc(Cl)cc2)CC1
O=C(Nc1ccccc1)N1CCN(Cc2ccc(Cl)cc2)CC1
4-[(4-chlorophenyl)methyl]-N-phenylpiperazine-1-carboxamide