Task: Answer the MCQ question.
Query: Which drug exhibits a -1.801\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a COCC(=O)Nc1nc(-c2ccccc2)c(C)s1
b Cc1c2cnn(CC(=O)NCCN3CCOCC3)c(=O)c2c(C)n1Cc1ccccc1
c CCCCNC(=O)/C=C/c1ccc(S(=O)(=O)Nc2ccc(OC)cc2)cc1
d O=C(O)c1ccc(S(=O)(=O)c2ccc3c(c2)C(=O)N(NC(=O)c2cccnc2)C3=O)cc1
e COCCNC(=O)CSc1cc(-c2ccccc2)c2ccc(OC)cc2n1
Answer: a. COCC(=O)Nc1nc(-c2ccccc2)c(C)s1
{#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#}
COCC(=O)Nc1nc(-c2ccccc2)c(C)s1
COCC(=O)Nc1nc(-c2ccccc2)c(C)s1
2-methoxy-N-(5-methyl-4-phenyl-1,3-thiazol-2-yl)acetamide