Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 4.593\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCOC(=O)c1cc(NC(=O)N(CC)CC)c(C)nc1C
b. Cc1c(C(=O)NCc2ccco2)oc2ccc(S(=O)(=O)N3CCC4(CC3)OCCO4)cc12
Answer: a. CCOC(=O)c1cc(NC(=O)N(CC)CC)c(C)nc1C
{#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)c1cc(NC(=O)N(CC)CC)c(C)nc1C
CCOC(=O)c1cc(NC(=O)N(CC)CC)c(C)nc1C
ethyl 5-(diethylcarbamoylamino)-2,6-dimethylpyridine-3-carboxylate