Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -5.184% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCOC(=O)c1c(C)nc2ncccn12
b O=S(=O)(c1ccc2nc(N3CCN(c4ccccc4)CC3)ccc2c1)N1CCCCC1
c NC(CSC12CC3CC(CC(C3)C1)C2)C(=O)O
d Cc1cc(C)n(-c2ccc3nnc(C)n3n2)n1
Answer: a. CCOC(=O)c1c(C)nc2ncccn12
{#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#}
CCOC(=O)c1c(C)nc2ncccn12
CCOC(=O)c1c(C)nc2ncccn12
ethyl 2-methylimidazo[1,2-a]pyrimidine-3-carboxylate