Task: Answer the multiple choice question.
Question: Which compound has a 16.120\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOC(=O)C1CCN(c2nc(-c3ccccc3)nc3c2oc2ccccc23)CC1.Cl
b) CCCNC(=O)CCn1cc(-c2ccc(OC)cc2)nc1CCN
Answer: b. CCCNC(=O)CCn1cc(-c2ccc(OC)cc2)nc1CCN
{#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#}
CCCNC(=O)CCn1cc(-c2ccc(OC)cc2)nc1CCN
CCCNC(=O)CCn1cc(-c2ccc(OC)cc2)nc1CCN
3-[2-(2-aminoethyl)-4-(4-methoxyphenyl)imidazol-1-yl]-N-propylpropanamide