Task: Answer the MCQ question.
Question: Which drug exhibits a 9.418\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) COC(=O)CSc1nc2ccccc2o1
(b) CCOC(=O)CSC1=C(C#N)C(c2ccc(Cl)cc2)CC(=O)N1
(c) Cc1cccc(OCC(=O)NCCNC(=O)c2cnccn2)c1
(d) CCCCSc1n[nH]c(N)n1
Answer: a. COC(=O)CSc1nc2ccccc2o1
{#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)CSc1nc2ccccc2o1
COC(=O)CSc1nc2ccccc2o1
methyl2-(1,3-benzoxazol-2-ylsulfanyl)acetate