Problem statement: Answer the MCQ question.
Query: Which compound has a 18.536\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) O=c1cc(N2CCCCC2)c(-c2ccccc2)n[nH]1
(b) Cc1cc(NC(=O)CC(C)C)c(=O)n(Cc2c(F)cccc2Cl)c1
(c) Cc1ccc(S(=O)(=O)NCc2c(-c3ccccc3)c3cc(Cl)ccc3[nH]c2=O)cc1
Answer: a. O=c1cc(N2CCCCC2)c(-c2ccccc2)n[nH]1
{#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=c1cc(N2CCCCC2)c(-c2ccccc2)n[nH]1
O=c1cc(N2CCCCC2)c(-c2ccccc2)n[nH]1
3-phenyl-4-piperidin-1-yl-1H-pyridazin-6-one