Problem statement: Answer the MCQ question.
Query: Which compound has a 4.009\% 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 additional words.
Options:
a: COC(=O)CSc1nnc(-c2sc3cc(OC)ccc3c2Cl)n1C
b: Cc1nn(-c2ccccc2)c(Cl)c1/C=C(\CC(=O)O)c1nc2ccccc2s1
c: CS(=O)(=O)c1ccc(C(=O)Nc2ccccc2Cl)cc1
d: COc1ccc(/C=N\NC(=O)CNC(=O)C(c2ccccc2)c2ccccc2)cc1[N+](=O)[O-]
Answer: a. COC(=O)CSc1nnc(-c2sc3cc(OC)ccc3c2Cl)n1C
{#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#}
COC(=O)CSc1nnc(-c2sc3cc(OC)ccc3c2Cl)n1C
COC(=O)CSc1nnc(-c2sc3cc(OC)ccc3c2Cl)n1C
methyl 2-[[5-(3-chloro-6-methoxy-1-benzothiophen-2-yl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]acetate