Problem statement: Answer the MCQ question.
Question: Which drug has a -4.080\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCOC(=O)CC1(C)OCC(C[N+]2(C)CCCCC2)O1.[I-]
(b) O=C(Cn1nnc(-c2ccc(N3CCOCC3)cc2)n1)OC1CCCCC1
Answer: b. O=C(Cn1nnc(-c2ccc(N3CCOCC3)cc2)n1)OC1CCCCC1
{#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(Cn1nnc(-c2ccc(N3CCOCC3)cc2)n1)OC1CCCCC1
O=C(Cn1nnc(-c2ccc(N3CCOCC3)cc2)n1)OC1CCCCC1
cyclohexyl 2-[5-(4-morpholin-4-ylphenyl)tetrazol-2-yl]acetate