Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a -30.397\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CCOC(=O)C(NC(=O)Nc1ccc(O)cc1)(c1ccccc1)C(F)(F)F
(b) COc1cccc(CN2CCN(C3CCN(c4ccccc4C)CC3)CC2CCO)c1
(c) Cc1ccc(S(=O)(=O)N2CCN(c3nc(C(C)C)c4c(c3C#N)CC(C)(C)OC4)CC2)cc1
(d) COc1cc(CNCCO)cc(Cl)c1OCc1ccccc1Cl.Cl
Answer: b. COc1cccc(CN2CCN(C3CCN(c4ccccc4C)CC3)CC2CCO)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#}
2-[1-[(3-methoxyphenyl)methyl]-4-[1-(2-methylphenyl)piperidin-4-yl]piperazin-2-yl]ethanol