Task: Answer the multiple-choice question.
Question: Which compound has a 4.050\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCc1ccc(/C=C2/SC(=S)N(CCC(=O)Nc3cccc(C(=O)O)c3)C2=O)cc1
[b] O=C(CCCCCn1c(=S)[nH]c2ccccc2c1=O)N1CCC2(CC1)OCCO2
[c] CCOC(=O)Cn1c(=O)oc2cc(S(=O)(=O)N3CCC(N4CCCCC4)CC3)ccc21
[d] CCCC(=O)Nc1ccc(-c2nc3cc(C)c(C)cc3o2)cc1
Answer: b. O=C(CCCCCn1c(=S)[nH]c2ccccc2c1=O)N1CCC2(CC1)OCCO2
{#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(CCCCCn1c(=S)[nH]c2ccccc2c1=O)N1CCC2(CC1)OCCO2
O=C(CCCCCn1c(=S)[nH]c2ccccc2c1=O)N1CCC2(CC1)OCCO2
3-[6-(1,4-dioxa-8-azaspiro[4.5]decan-8-yl)-6-oxohexyl]-2-sulfanylidene-1H-quinazolin-4-one