Problem statement: Answer the multiple choice question.
Question: Which drug has a -2.658% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] Cc1cccc(-n2ncc3c(N4CCOCC4)ncnc32)c1
[b] CCn1c(SCC(=O)c2ccc(OC)cc2)nnc1C1CC1
[c] O=C(NCCc1c[nH]c2ccccc12)Nc1cccc2ccccc12
[d] CCN(CC)S(=O)(=O)c1cc(C(=O)NC2=NCCS2)ccc1Cl
Answer: c. O=C(NCCc1c[nH]c2ccccc12)Nc1cccc2ccccc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(NCCc1c[nH]c2ccccc12)Nc1cccc2ccccc12
O=C(NCCc1c[nH]c2ccccc12)Nc1cccc2ccccc12
1-[2-(1H-indol-3-yl)ethyl]-3-naphthalen-1-ylurea