Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 18.431\% 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, b, c, or d without using any other words.
Options:
a.) Cc1ccccc1NC(=O)CCN1CCN(CCO)CC1
b.) Cc1cc(OCc2cc(C(=O)N(C)CCc3cnn(C)c3)no2)cc(C)c1Cl
c.) Cc1sc2ncnc(NCc3cccs3)c2c1C
d.) CCCNC(=O)C(Cc1ccc(I)cc1)NC(=O)C1CC1
Answer: a. Cc1ccccc1NC(=O)CCN1CCN(CCO)CC1
{#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#}
Cc1ccccc1NC(=O)CCN1CCN(CCO)CC1
Cc1ccccc1NC(=O)CCN1CCN(CCO)CC1
3-[4-(2-hydroxyethyl)piperazin-1-yl]-N-(2-methylphenyl)propanamide