Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 12.026\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CSCCNC(=O)Nc1c(-c2c(Cl)cccc2Cl)noc1C
b: CCCCCCc1c(O)nc(SCCN(C)C)[nH]c1=O
c: C[n+]1ccn(CC(=O)c2ccc(Br)cc2)c1.[Br-]
d: O=C1OC(/C(=C\Nc2cc(Cl)ccc2O)[N+](=O)[O-])c2ccccc21
e: OCCC1CN(Cc2ccc3nonc3c2)CCN1Cc1ccsc1
Answer: b. CCCCCCc1c(O)nc(SCCN(C)C)[nH]c1=O
{#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#}
CCCCCCc1c(O)nc(SCCN(C)C)[nH]c1=O
CCCCCCc1c(O)nc(SCCN(C)C)[nH]c1=O
2-[2-(dimethylamino)ethylsulfanyl]-5-hexyl-4-hydroxy-1H-pyrimidin-6-one