Problem statement: Answer the multiple-choice question.
Question: Which compound has a -0.648\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1cc(Cl)ccc1OCC(=O)Nc1nc(-c2cccnc2)cs1
(b) O=C(/C=C/c1ccc(Cl)cc1)NCCN1CCOCC1
(c) COc1cccc(C(=O)NC(=S)Nc2ccc3[nH]c(=O)[nH]c3c2)c1
Answer: b. O=C(/C=C/c1ccc(Cl)cc1)NCCN1CCOCC1
{#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=C(/C=C/c1ccc(Cl)cc1)NCCN1CCOCC1
O=C(/C=C/c1ccc(Cl)cc1)NCCN1CCOCC1
(E)-3-(4-chlorophenyl)-N-(2-morpholin-4-ylethyl)prop-2-enamide