Task: Answer the MCQ question.
Question: Which compound has a -1.841\% 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 other words.
Options:
a.) CCOC(=O)C1=C(C)C(c2ccccc2)NC(=S)N1
b.) CON(C)c1nc(C2CCCCC2)c2cc(C)ccc2n1
c.) C=CCNc1nnc(C)c2ccccc12
d.) O=c1c2sccc2nc(SCc2cc(=O)n3ccccc3n2)n1Cc1ccccn1
Answer: a. CCOC(=O)C1=C(C)C(c2ccccc2)NC(=S)N1
{#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)C1=C(C)C(c2ccccc2)NC(=S)N1
CCOC(=O)C1=C(C)C(c2ccccc2)NC(=S)N1
ethyl 5-methyl-4-phenyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-6-carboxylate