Task: Answer the MCQ question.
Query: Which drug exhibits a -1.518\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C(Cn1c(C2CC2)nc2ccccc2c1=O)Nc1ccc(Br)cc1
b. CCOC(=O)c1c(C)[nH]c(C(=O)OCC(=O)Nc2ccc(OCC)cc2)c1C
c. CCOC(=O)N1CCN(C(=O)C2CCCN(S(=O)(=O)c3ccc(F)cc3)C2)CC1
Answer: b. CCOC(=O)c1c(C)[nH]c(C(=O)OCC(=O)Nc2ccc(OCC)cc2)c1C
{#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)c1c(C)[nH]c(C(=O)OCC(=O)Nc2ccc(OCC)cc2)c1C
CCOC(=O)c1c(C)[nH]c(C(=O)OCC(=O)Nc2ccc(OCC)cc2)c1C
2-O-[2-(4-ethoxyanilino)-2-oxoethyl] 4-O-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate