Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 3.470\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: Cn1c(SCC(=O)NCC2CCCO2)nc2c([nH]c3ccccc32)c1=O
b: CCOC(=O)N1CCN(C(=O)c2ccc(CS(=O)(=O)c3ccccc3OC)o2)CC1
c: COc1ccccc1NC(=O)N1CCN(S(C)(=O)=O)CC1
d: CCN(CC)CCCNC(=O)CCC(=O)Nc1ccc2nc(N3CCC(C)CC3)cc(C)c2c1
Answer: b. CCOC(=O)N1CCN(C(=O)c2ccc(CS(=O)(=O)c3ccccc3OC)o2)CC1
{#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#}
CCOC(=O)N1CCN(C(=O)c2ccc(CS(=O)(=O)c3ccccc3OC)o2)CC1
CCOC(=O)N1CCN(C(=O)c2ccc(CS(=O)(=O)c3ccccc3OC)o2)CC1
ethyl4-[5-[(2-methoxyphenyl)sulfonylmethyl]furan-2-carbonyl]piperazine-1-carboxylate